China clay mines, Roche, Cornwall, UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-china-clay-mines-roche-cornwall-uk-85915583.html
RMEYNP5K–China clay mines, Roche, Cornwall, UK
Old Workings - Kimberley Diamond Mines - The Diamonds are found in a grayish soil called blue clay. Originally, each miner dug his own claim, the deeper they dug, the more claims fell in upom another, necessitating the amalgamation of many claims into a few large mines, circa 1898 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-old-workings-kimberley-diamond-mines-the-diamonds-are-found-in-a-grayish-80036529.html
RMEJ5YBD–Old Workings - Kimberley Diamond Mines - The Diamonds are found in a grayish soil called blue clay. Originally, each miner dug his own claim, the deeper they dug, the more claims fell in upom another, necessitating the amalgamation of many claims into a few large mines, circa 1898
Palygorskite, Thetford Mines, Quebec Palygorskite or attapulgite is a magnesium aluminium phyllosilicate Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/palygorskite-thetford-mines-quebec-palygorskite-or-attapulgite-is-a-magnesium-aluminium-phyllosilicate-image344396755.html
RM2B08HG3–Palygorskite, Thetford Mines, Quebec Palygorskite or attapulgite is a magnesium aluminium phyllosilicate
Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/calhan-colorado-paint-mines-interpretive-park-the-park-contains-colorful-bands-of-clay-caused-by-oxidized-iron-compounds-that-native-americans-u-image638947574.html
RM2S3EG46–Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u
Bad Lands - Alkaline and Clay Butte. Black Hills, Colorado. USA. 1907 The United Sttes Geological Survey established the fact that no where else on earth are so many geological formations exposed as along the border of the Black Hills. Here are indications of successive upheavels and eruptions, until a recent period, and is the cause of the peculiar springs, caves, mines and fossils. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bad-lands-alkaline-and-clay-butte-black-hills-colorado-usa-1907-the-united-sttes-geological-survey-established-the-fact-that-no-where-else-on-earth-are-so-many-geological-formations-exposed-as-along-the-border-of-the-black-hills-here-are-indications-of-successive-upheavels-and-eruptions-until-a-recent-period-and-is-the-cause-of-the-peculiar-springs-caves-mines-and-fossils-image624387489.html
RF2Y7R8H5–Bad Lands - Alkaline and Clay Butte. Black Hills, Colorado. USA. 1907 The United Sttes Geological Survey established the fact that no where else on earth are so many geological formations exposed as along the border of the Black Hills. Here are indications of successive upheavels and eruptions, until a recent period, and is the cause of the peculiar springs, caves, mines and fossils.
Clay formations in the Paint Mines Interpretive Park near Calhan, Colorado, USA Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-clay-formations-in-the-paint-mines-interpretive-park-near-calhan-colorado-126174522.html
RFH97MTX–Clay formations in the Paint Mines Interpretive Park near Calhan, Colorado, USA
Clay pipes used by miners Minera lead mines North Wales UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/clay-pipes-used-by-miners-minera-lead-mines-north-wales-uk-image9228825.html
RMARY9NA–Clay pipes used by miners Minera lead mines North Wales UK
Machine digging gem bearing clay in large open pit mine Mogok ruby mines Mandalay District Myanmar Burma Asia Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-machine-digging-gem-bearing-clay-in-large-open-pit-mine-mogok-ruby-20467660.html
RMB58AKT–Machine digging gem bearing clay in large open pit mine Mogok ruby mines Mandalay District Myanmar Burma Asia
kaolin china clay exploitation in Hischau Upper Palatinate Bavaria Germany Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/kaolin-china-clay-exploitation-in-hischau-upper-palatinate-bavaria-image7903707.html
RFAF4RWC–kaolin china clay exploitation in Hischau Upper Palatinate Bavaria Germany
Original early 1900's postcard of group of workers perhaps archaeologists too, with a selection of ancient clay pots perhaps unearthed in quarry working, mining, or road construction. Archaelogical dig finds displayed on a table for a photograph. Archaeological excavation. circa 1910, U.K. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/original-early-1900s-postcard-of-group-of-workers-perhaps-archaeologists-too-with-a-selection-of-ancient-clay-pots-perhaps-unearthed-in-quarry-working-mining-or-road-construction-archaelogical-dig-finds-displayed-on-a-table-for-a-photograph-archaeological-excavation-circa-1910-uk-image626895134.html
RM2YBWF3X–Original early 1900's postcard of group of workers perhaps archaeologists too, with a selection of ancient clay pots perhaps unearthed in quarry working, mining, or road construction. Archaelogical dig finds displayed on a table for a photograph. Archaeological excavation. circa 1910, U.K.
Pollution from clay mining Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pollution-from-clay-mining-22401915.html
RMFJ58DP–quarry pond of closed clay pit, Germany, Rhineland-Palatinate, Oedingen
Clay miner mannequin, Guellala museum, Djerba Island Tunisia, North Africa Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/clay-miner-mannequin-guellala-museum-djerba-island-tunisia-north-africa-image178790220.html
RMMATGN0–Clay miner mannequin, Guellala museum, Djerba Island Tunisia, North Africa
The Paint Mines interpretive park, near Calhan, Colorado Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-paint-mines-interpretive-park-near-calhan-colorado-image566984892.html
RM2RXCB0C–The Paint Mines interpretive park, near Calhan, Colorado
clay pit in Waldsassen, Germany, Bavaria, Oberpfalz, Waldsassen Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/clay-pit-in-waldsassen-germany-bavaria-oberpfalz-waldsassen-image255403802.html
RMTREJ4A–clay pit in Waldsassen, Germany, Bavaria, Oberpfalz, Waldsassen
Flying Over Opal Mines in White Cliffs in the Australian Outback [2], NSW Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/flying-over-opal-mines-in-white-cliffs-in-the-australian-outback-2-image7339586.html
RMABBWT3–Flying Over Opal Mines in White Cliffs in the Australian Outback [2], NSW
Historical 1970s Photo: Oddly shaped outcroppings often appear on the mounds of red clay and shale that mark the sites of abandoned deep mines scattered throughout north central illinois. the one shown here is near the town of Standard IL ca. June 1973 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/historical-1970s-photo-oddly-shaped-outcroppings-often-appear-on-the-mounds-of-red-clay-and-shale-that-mark-the-sites-of-abandoned-deep-mines-scattered-throughout-north-central-illinois-the-one-shown-here-is-near-the-town-of-standard-il-ca-june-1973-image376803295.html
RM2CW0TCF–Historical 1970s Photo: Oddly shaped outcroppings often appear on the mounds of red clay and shale that mark the sites of abandoned deep mines scattered throughout north central illinois. the one shown here is near the town of Standard IL ca. June 1973
ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/oddly-shaped-outcroppings-often-appear-on-the-mounds-of-red-clay-and-shale-that-mark-the-sites-of-abandoned-deep-mines-scattered-throughout-north-central-illinois-the-one-shown-here-is-near-the-town-of-standard-image262519837.html
RMW72PMD–ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD
'Stint' strikes and labour problems have yet to affect the Peggy Tub Main Colliery at Calder Grove, near Wakefield, Yorkshire. For this is the spare-time, one man mine of 41-year-old transport driver Bramwell Pashley, who mines coal for a hobby. Using only pick and shovel, Mr Pashley has sunk a 40 foot shaft through heavy clay to rich 3ft 6 inch seam of 'Beamshaw coal'. Lined with old bricks, the shaft leads down to a 50 yard main gallery, which is ventilated by Mrs Pashley's vacuum cleaner, adapted to the purpose motor car wheels act as pulleys through which the cage cables are lowered from p Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stint-strikes-and-labour-problems-have-yet-to-affect-the-peggy-tub-main-colliery-at-calder-grove-near-wakefield-yorkshire-for-this-is-the-spare-time-one-man-mine-of-41-year-old-transport-driver-bramwell-pashley-who-mines-coal-for-a-hobby-using-only-pick-and-shovel-mr-pashley-has-sunk-a-40-foot-shaft-through-heavy-clay-to-rich-3ft-6-inch-seam-of-beamshaw-coal-lined-with-old-bricks-the-shaft-leads-down-to-a-50-yard-main-gallery-which-is-ventilated-by-mrs-pashleys-vacuum-cleaner-adapted-to-the-purpose-motor-car-wheels-act-as-pulleys-through-which-the-cage-cables-are-lowered-from-p-image623930170.html
RM2Y72D8A–'Stint' strikes and labour problems have yet to affect the Peggy Tub Main Colliery at Calder Grove, near Wakefield, Yorkshire. For this is the spare-time, one man mine of 41-year-old transport driver Bramwell Pashley, who mines coal for a hobby. Using only pick and shovel, Mr Pashley has sunk a 40 foot shaft through heavy clay to rich 3ft 6 inch seam of 'Beamshaw coal'. Lined with old bricks, the shaft leads down to a 50 yard main gallery, which is ventilated by Mrs Pashley's vacuum cleaner, adapted to the purpose motor car wheels act as pulleys through which the cage cables are lowered from p
China clay mines, Roche, Cornwall, UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-china-clay-mines-roche-cornwall-uk-85915741.html
RMEYNPB9–China clay mines, Roche, Cornwall, UK
Remains of the Roman gold mines in As Borreas de Caldesiños, Viana do Bolo, Ourense, Galicia, Spain. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/remains-of-the-roman-gold-mines-in-as-borreas-de-caldesios-viana-do-image61134347.html
RMDFCWDF–Remains of the Roman gold mines in As Borreas de Caldesiños, Viana do Bolo, Ourense, Galicia, Spain.
Horses in a field with the Cornish China Clay mines in the distance, Roche, Cornwall, UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-horses-in-a-field-with-the-cornish-china-clay-mines-in-the-distance-85915508.html
RMEYNP30–Horses in a field with the Cornish China Clay mines in the distance, Roche, Cornwall, UK
Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/calhan-colorado-paint-mines-interpretive-park-the-park-contains-colorful-bands-of-clay-caused-by-oxidized-iron-compounds-that-native-americans-u-image638947566.html
RM2S3EG3X–Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u
Rear view young female tourist in white dress visit old abandoned mines of Mazarron in Murcia on blue sky background during sunny summer day. Travel d Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/rear-view-young-female-tourist-in-white-dress-visit-old-abandoned-mines-of-mazarron-in-murcia-on-blue-sky-background-during-sunny-summer-day-travel-d-image482861397.html
RF2K1G6HW–Rear view young female tourist in white dress visit old abandoned mines of Mazarron in Murcia on blue sky background during sunny summer day. Travel d
White clay and sandstone hoodoos rise against the sky in the Paint Mines Interpretive Park near Calhan, Colorado, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-white-clay-and-sandstone-hoodoos-rise-against-the-sky-in-the-paint-126174527.html
RFH97MW3–White clay and sandstone hoodoos rise against the sky in the Paint Mines Interpretive Park near Calhan, Colorado, USA.
Explosion of a quarter stick of dynamite under loose dry sand stemming clay during war work and the Bureau of Mines. The explosion could be heard up to 2060 feet with certain types of microphones and even further with geophones. Captured on November 14, 1918. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/explosion-of-a-quarter-stick-of-dynamite-under-loose-dry-sand-stemming-clay-during-war-work-and-the-bureau-of-mines-the-explosion-could-be-heard-up-to-2060-feet-with-certain-types-of-microphones-and-even-further-with-geophones-captured-on-november-14-1918-image558458036.html
RM2RCFXWT–Explosion of a quarter stick of dynamite under loose dry sand stemming clay during war work and the Bureau of Mines. The explosion could be heard up to 2060 feet with certain types of microphones and even further with geophones. Captured on November 14, 1918.
Colorful clay strata is seen on a steep hillside at the Paint Mines Interpretive Park near Calhan, Colorado, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-colorful-clay-strata-is-seen-on-a-steep-hillside-at-the-paint-mines-126174528.html
RFH97MW4–Colorful clay strata is seen on a steep hillside at the Paint Mines Interpretive Park near Calhan, Colorado, USA.
kaolin china clay exploitation in Hischau Upper Palatinate Bavaria Germany Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/kaolin-china-clay-exploitation-in-hischau-upper-palatinate-bavaria-image7903704.html
RFAF4RW9–kaolin china clay exploitation in Hischau Upper Palatinate Bavaria Germany
A white clay hoodoo rises against the sky in the Paint Mines Interpretive Park near Calhan, Colorado, USA. The clay in these formations was used by Na Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-white-clay-hoodoo-rises-against-the-sky-in-the-paint-mines-interpretive-126174525.html
RFH97MW1–A white clay hoodoo rises against the sky in the Paint Mines Interpretive Park near Calhan, Colorado, USA. The clay in these formations was used by Na
China Clay tips Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-china-clay-tips-22400549.html
RMB8CC3H–China Clay tips
Hoodoo rock formations of the clay and sandstone geology in Paint Mines Interpretive Park, near Calhan, Colorado USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-hoodoo-rock-formations-of-the-clay-and-sandstone-geology-in-paint-130523436.html
RFHG9RY8–Hoodoo rock formations of the clay and sandstone geology in Paint Mines Interpretive Park, near Calhan, Colorado USA.
Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/valle-de-la-luna-or-moon-valley-san-pedro-de-atacama-republic-of-chile-latin-america-image328522569.html
RF2A2DDTW–Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America
16712. Hoodoo rock formations of the clay and sandstone geology in Paint Mines Interpretive Park, near Calhan, Colorado USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-16712-hoodoo-rock-formations-of-the-clay-and-sandstone-geology-in-130523434.html
RFHG9RY6–16712. Hoodoo rock formations of the clay and sandstone geology in Paint Mines Interpretive Park, near Calhan, Colorado USA.
A portion of The Paint Mines park near Calhan, Colorado Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-portion-of-the-paint-mines-park-near-calhan-colorado-image566984881.html
RM2RXCB01–A portion of The Paint Mines park near Calhan, Colorado
Deeply eroded clay and sandstone formations in the Paint Mines Interpretive Park with a passing jet, near Calhan, Colorado USA Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-deeply-eroded-clay-and-sandstone-formations-in-the-paint-mines-interpretive-128442952.html
RFHCY288–Deeply eroded clay and sandstone formations in the Paint Mines Interpretive Park with a passing jet, near Calhan, Colorado USA
clay pit in Waldsassen, Germany, Bavaria, Oberpfalz, Waldsassen Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/clay-pit-in-waldsassen-germany-bavaria-oberpfalz-waldsassen-image255403806.html
RMTREJ4E–clay pit in Waldsassen, Germany, Bavaria, Oberpfalz, Waldsassen
16663. Colorful clay strata is seen on a steep hillside at the Paint Mines Interpretive Park near Calhan, Colorado, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-16663-colorful-clay-strata-is-seen-on-a-steep-hillside-at-the-paint-130523432.html
RFHG9RY4–16663. Colorful clay strata is seen on a steep hillside at the Paint Mines Interpretive Park near Calhan, Colorado, USA.
Historical 1970s Photo: Oddly shaped outcroppings often appear on the mounds of red clay and shale that mark the sites of abandoned deep mines scattered throughout north central illinois. the one shown here is near the town of Standard IL ca. June 1973 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/historical-1970s-photo-oddly-shaped-outcroppings-often-appear-on-the-mounds-of-red-clay-and-shale-that-mark-the-sites-of-abandoned-deep-mines-scattered-throughout-north-central-illinois-the-one-shown-here-is-near-the-town-of-standard-il-ca-june-1973-image376803289.html
RM2CW0TC9–Historical 1970s Photo: Oddly shaped outcroppings often appear on the mounds of red clay and shale that mark the sites of abandoned deep mines scattered throughout north central illinois. the one shown here is near the town of Standard IL ca. June 1973
ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/oddly-shaped-outcroppings-often-appear-on-the-mounds-of-red-clay-and-shale-that-mark-the-sites-of-abandoned-deep-mines-scattered-throughout-north-central-illinois-the-one-shown-here-is-near-the-town-of-standard-image261757683.html
RMW5T2GK–ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD
'Stint' strikes and labour problems have yet to affect the Peggy Tub Main Colliery at Calder Grove, near Wakefield, Yorkshire. For this is the spare-time, one man mine of 41-year-old transport driver Bramwell Pashley, who mines coal for a hobby. Using only pick and shovel, Mr Pashley has sunk a 40 foot shaft through heavy clay to rich 3ft 6 inch seam of 'Beamshaw coal'. Lined with old bricks, the shaft leads down to a 50 yard main gallery, which is ventilated by Mrs Pashley's vacuum cleaner, adapted to the purpose motor car wheels act as pulleys through which the cage cables are lowered from Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stint-strikes-and-labour-problems-have-yet-to-affect-the-peggy-tub-main-colliery-at-calder-grove-near-wakefield-yorkshire-for-this-is-the-spare-time-one-man-mine-of-41-year-old-transport-driver-bramwell-pashley-who-mines-coal-for-a-hobby-using-only-pick-and-shovel-mr-pashley-has-sunk-a-40-foot-shaft-through-heavy-clay-to-rich-3ft-6-inch-seam-of-beamshaw-coal-lined-with-old-bricks-the-shaft-leads-down-to-a-50-yard-main-gallery-which-is-ventilated-by-mrs-pashleys-vacuum-cleaner-adapted-to-the-purpose-motor-car-wheels-act-as-pulleys-through-which-the-cage-cables-are-lowered-from-image623930128.html
RM2Y72D6T–'Stint' strikes and labour problems have yet to affect the Peggy Tub Main Colliery at Calder Grove, near Wakefield, Yorkshire. For this is the spare-time, one man mine of 41-year-old transport driver Bramwell Pashley, who mines coal for a hobby. Using only pick and shovel, Mr Pashley has sunk a 40 foot shaft through heavy clay to rich 3ft 6 inch seam of 'Beamshaw coal'. Lined with old bricks, the shaft leads down to a 50 yard main gallery, which is ventilated by Mrs Pashley's vacuum cleaner, adapted to the purpose motor car wheels act as pulleys through which the cage cables are lowered from
Flying Over Opal Mines in White Cliffs in the Australian Outback [1], NSW Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/flying-over-opal-mines-in-white-cliffs-in-the-australian-outback-1-image7339596.html
RMABBWTD–Flying Over Opal Mines in White Cliffs in the Australian Outback [1], NSW
Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/calhan-colorado-paint-mines-interpretive-park-the-park-contains-colorful-bands-of-clay-caused-by-oxidized-iron-compounds-that-native-americans-u-image638947596.html
RM2S3EG50–Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u
Rear view young female tourist in white dress visit old abandoned mines of Mazarron in Murcia on blue sky background during sunny summer day. Travel d Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/rear-view-young-female-tourist-in-white-dress-visit-old-abandoned-mines-of-mazarron-in-murcia-on-blue-sky-background-during-sunny-summer-day-travel-d-image482861402.html
RF2K1G6J2–Rear view young female tourist in white dress visit old abandoned mines of Mazarron in Murcia on blue sky background during sunny summer day. Travel d
Clay Mining Pits and Pond formation. Environmental Issues Kerala India Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-clay-mining-pits-and-pond-formation-environmental-issues-kerala-india-58031969.html
RMDABGA9–Clay Mining Pits and Pond formation. Environmental Issues Kerala India
The photograph features an experimenter conducting tests to determine the maximum sensibility of sound instruments by striking measured blows on clay. A weight is dropped from decreasing heights until the sound can no longer be detected. This experimentation is part of war work and conducted by the Bureau of Mines. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-photograph-features-an-experimenter-conducting-tests-to-determine-the-maximum-sensibility-of-sound-instruments-by-striking-measured-blows-on-clay-a-weight-is-dropped-from-decreasing-heights-until-the-sound-can-no-longer-be-detected-this-experimentation-is-part-of-war-work-and-conducted-by-the-bureau-of-mines-image558458928.html
RM2RCG01M–The photograph features an experimenter conducting tests to determine the maximum sensibility of sound instruments by striking measured blows on clay. A weight is dropped from decreasing heights until the sound can no longer be detected. This experimentation is part of war work and conducted by the Bureau of Mines.
Weathered prohibition sign at a clay brick wall, smoking, coking plant Hansa, Westfaeli industrial museum Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/weathered-prohibition-sign-at-a-clay-brick-wall-smoking-coking-plant-image6599608.html
RFA6E7R9–Weathered prohibition sign at a clay brick wall, smoking, coking plant Hansa, Westfaeli industrial museum
A community village party of residents celebrates Combe Down from falling into the old underground stone mines. DAVID MANSELL Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-community-village-party-of-residents-celebrates-combe-down-from-32868759.html
RMBWD8C7–A community village party of residents celebrates Combe Down from falling into the old underground stone mines. DAVID MANSELL
Trades in Regency England. Tin mines, bullocks and pipe smoking. Miner on a ladder with a bucket of tin ore in a Redruth tin mine 10, beef cattle on a Devonshire moor 11, and servant throwing a jug of water over Sir Walter Raleigh smoking a pipe 12. Woodcut engraving from Rev. Isaac Taylor’s Scenes of British Wealth, in Produce, Manufacture and Commerce, John Harris, London, 1823. Isaac Taylor was an English writer, artist, engraver and inventor 1787-1865. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/trades-in-regency-england-tin-mines-bullocks-and-pipe-smoking-miner-on-a-ladder-with-a-bucket-of-tin-ore-in-a-redruth-tin-mine-10-beef-cattle-on-a-devonshire-moor-11-and-servant-throwing-a-jug-of-water-over-sir-walter-raleigh-smoking-a-pipe-12-woodcut-engraving-from-rev-isaac-taylors-scenes-of-british-wealth-in-produce-manufacture-and-commerce-john-harris-london-1823-isaac-taylor-was-an-english-writer-artist-engraver-and-inventor-1787-1865-image360613099.html
RM2BXK9K7–Trades in Regency England. Tin mines, bullocks and pipe smoking. Miner on a ladder with a bucket of tin ore in a Redruth tin mine 10, beef cattle on a Devonshire moor 11, and servant throwing a jug of water over Sir Walter Raleigh smoking a pipe 12. Woodcut engraving from Rev. Isaac Taylor’s Scenes of British Wealth, in Produce, Manufacture and Commerce, John Harris, London, 1823. Isaac Taylor was an English writer, artist, engraver and inventor 1787-1865.
Disused & revegetaed mine clay tip Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-disused-revegetaed-mine-clay-tip-22401134.html
RMB8CCTE–Disused & revegetaed mine clay tip
Paint Mines Interpretive Park, Unique and Colorful Ancient Geological Site in Colorado Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/paint-mines-interpretive-park-unique-and-colorful-ancient-geological-site-in-colorado-image349625092.html
RF2B8PPAC–Paint Mines Interpretive Park, Unique and Colorful Ancient Geological Site in Colorado
Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/valle-de-la-luna-or-moon-valley-san-pedro-de-atacama-republic-of-chile-latin-america-image328524102.html
RF2A2DFRJ–Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America
Sismondite, also Chloritoid, Non Foliated, Thetford Mines, Quebec Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sismondite-also-chloritoid-non-foliated-thetford-mines-quebec-image344399709.html
RM2B08N9H–Sismondite, also Chloritoid, Non Foliated, Thetford Mines, Quebec
Hoodoos at the Paint Mines Interpretive Park, near Calhan, Colorado, that appear to be kissing Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/hoodoos-at-the-paint-mines-interpretive-park-near-calhan-colorado-that-appear-to-be-kissing-image566984903.html
RM2RXCB0R–Hoodoos at the Paint Mines Interpretive Park, near Calhan, Colorado, that appear to be kissing
A text-book of mycology and plant pathology . , 1901, Abt. i: 187-204.Spaulding, Perley: Fungi of Clay Mines, 21 Report Mo. Bot. Gard, 189-195.Stover, WiMEk G.: The Agaricaceze of Ohio. Proc. Ohio State Acad. Sci., vol. V, part 9: 462-577, 1912..Underwood, L. M. and Earle, T. S.: The Distribution of the Species of Gymno- sporangium in the South on Juniperus virginiana] Botanical Gazette, 22: 255-258, 1896.Underwood, Lucien M.: Moulds, Mildews and Mushrooms. A Guide to the Systematic Study of the Fungi and Mycetozoa and Their Literature, New York, 1899.Verrill, a. E.: A Recent Case of Mushroom Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-text-book-of-mycology-and-plant-pathology-1901-abt-i-187-204spaulding-perley-fungi-of-clay-mines-21-report-mo-bot-gard-189-195stover-wimek-g-the-agaricaceze-of-ohio-proc-ohio-state-acad-sci-vol-v-part-9-462-577-1912underwood-l-m-and-earle-t-s-the-distribution-of-the-species-of-gymno-sporangium-in-the-south-on-juniperus-virginiana-botanical-gazette-22-255-258-1896underwood-lucien-m-moulds-mildews-and-mushrooms-a-guide-to-the-systematic-study-of-the-fungi-and-mycetozoa-and-their-literature-new-york-1899verrill-a-e-a-recent-case-of-mushroom-image340145371.html
RM2ANAXTY–A text-book of mycology and plant pathology . , 1901, Abt. i: 187-204.Spaulding, Perley: Fungi of Clay Mines, 21 Report Mo. Bot. Gard, 189-195.Stover, WiMEk G.: The Agaricaceze of Ohio. Proc. Ohio State Acad. Sci., vol. V, part 9: 462-577, 1912..Underwood, L. M. and Earle, T. S.: The Distribution of the Species of Gymno- sporangium in the South on Juniperus virginiana] Botanical Gazette, 22: 255-258, 1896.Underwood, Lucien M.: Moulds, Mildews and Mushrooms. A Guide to the Systematic Study of the Fungi and Mycetozoa and Their Literature, New York, 1899.Verrill, a. E.: A Recent Case of Mushroom
Texture of white clay, dried, background with text space Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/texture-of-white-clay-dried-background-with-text-space-image188468295.html
RFMXHD6F–Texture of white clay, dried, background with text space
White clay hoodoos rise against the sky in the Paint Mines Interpretive Park near Calhan, Colorado, USA. The clay in these formations was used by Nati Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-white-clay-hoodoos-rise-against-the-sky-in-the-paint-mines-interpretive-128442911.html
RFHCY26R–White clay hoodoos rise against the sky in the Paint Mines Interpretive Park near Calhan, Colorado, USA. The clay in these formations was used by Nati
Downside Mining from Big Clay factory's Dig by Bulldozer and Truck.Water pond formed as the effect of Mining also on the frame. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-downside-mining-from-big-clay-factorys-dig-by-bulldozer-and-truckwater-43710127.html
RMCF34KY–Downside Mining from Big Clay factory's Dig by Bulldozer and Truck.Water pond formed as the effect of Mining also on the frame.
A small erosion-caused rockfall on a white clay slope Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-small-erosion-caused-rockfall-on-a-white-clay-slope-image68113550.html
RFDXPREP–A small erosion-caused rockfall on a white clay slope
ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/oddly-shaped-outcroppings-often-appear-on-the-mounds-of-red-clay-and-shale-that-mark-the-sites-of-abandoned-deep-mines-scattered-throughout-north-central-illinois-the-one-shown-here-is-near-the-town-of-standard-image261757860.html
RMW5T2R0–ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD
Pollution water Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pollution-water-127837478.html
RFHBYE06–Pollution water
Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/calhan-colorado-paint-mines-interpretive-park-the-park-contains-colorful-bands-of-clay-caused-by-oxidized-iron-compounds-that-native-americans-u-image638947558.html
RM2S3EG3J–Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u
View of Charlestown Harbour, Cornwall Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-charlestown-harbour-cornwall-image570036607.html
RM2T3BBE7–View of Charlestown Harbour, Cornwall
Trades in Regency England. Tin mines, bullocks and pipe smoking. Miner on a ladder with a bucket of tin ore in a Redruth tin mine 10, beef cattle on a Devonshire moor 11, and servant throwing a jug of water over Sir Walter Raleigh smoking a pipe 12. Woodcut engraving from Rev. Isaac Taylors Scenes of British Wealth, in Produce, Manufacture and Commerce, John Harris, London, 1823. Isaac Taylor was an English writer, artist, engraver and inventor 1787-1865. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/trades-in-regency-england-tin-mines-bullocks-and-pipe-smoking-miner-on-a-ladder-with-a-bucket-of-tin-ore-in-a-redruth-tin-mine-10-beef-cattle-on-a-devonshire-moor-11-and-servant-throwing-a-jug-of-water-over-sir-walter-raleigh-smoking-a-pipe-12-woodcut-engraving-from-rev-isaac-taylors-scenes-of-british-wealth-in-produce-manufacture-and-commerce-john-harris-london-1823-isaac-taylor-was-an-english-writer-artist-engraver-and-inventor-1787-1865-image571837402.html
RM2T69CCA–Trades in Regency England. Tin mines, bullocks and pipe smoking. Miner on a ladder with a bucket of tin ore in a Redruth tin mine 10, beef cattle on a Devonshire moor 11, and servant throwing a jug of water over Sir Walter Raleigh smoking a pipe 12. Woodcut engraving from Rev. Isaac Taylors Scenes of British Wealth, in Produce, Manufacture and Commerce, John Harris, London, 1823. Isaac Taylor was an English writer, artist, engraver and inventor 1787-1865.
Observer W.L. Egy using geophones to detect sounds produced by mining machines. He listens to the sounds through clay, with the geophones placed firmly on the clay. A closed telephone booth protects the observer from external noises like wind. This technology was developed by the Bureau of Mines for detecting enemy mining operations during World War I. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/observer-wl-egy-using-geophones-to-detect-sounds-produced-by-mining-machines-he-listens-to-the-sounds-through-clay-with-the-geophones-placed-firmly-on-the-clay-a-closed-telephone-booth-protects-the-observer-from-external-noises-like-wind-this-technology-was-developed-by-the-bureau-of-mines-for-detecting-enemy-mining-operations-during-world-war-i-image558447735.html
RM2RCFDNY–Observer W.L. Egy using geophones to detect sounds produced by mining machines. He listens to the sounds through clay, with the geophones placed firmly on the clay. A closed telephone booth protects the observer from external noises like wind. This technology was developed by the Bureau of Mines for detecting enemy mining operations during World War I.
Weathered prohibition sign at a clay brick wall, smoking, coking plant Hansa, Westfaeli industrial museum Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/weathered-prohibition-sign-at-a-clay-brick-wall-smoking-coking-plant-image6599606.html
RFA6E7R7–Weathered prohibition sign at a clay brick wall, smoking, coking plant Hansa, Westfaeli industrial museum
A community village party of residents celebrates Combe Down from falling into the old underground stone mines. DAVID MANSELL Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-community-village-party-of-residents-celebrates-combe-down-from-32874578.html
RMBWDFT2–A community village party of residents celebrates Combe Down from falling into the old underground stone mines. DAVID MANSELL
K & S potash plant, potash and salt mine with Monte Kali, Kaliberg or Kalimandscharo, overburden mountain, overburden dump, mountain of rock salt, anh Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/k-s-potash-plant-potash-and-salt-mine-with-monte-kali-kaliberg-or-kalimandscharo-overburden-mountain-overburden-dump-mountain-of-rock-salt-anh-image635022379.html
RF2YW3NEK–K & S potash plant, potash and salt mine with Monte Kali, Kaliberg or Kalimandscharo, overburden mountain, overburden dump, mountain of rock salt, anh
Tests on clay materials available in Illinois coal mines (1917) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-tests-on-clay-materials-available-in-illinois-coal-mines-1917-98673236.html
RMFMEXM4–Tests on clay materials available in Illinois coal mines (1917)
Paint Mines Interpretive Park, Unique and Colorful Ancient Geological Site in Colorado Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/paint-mines-interpretive-park-unique-and-colorful-ancient-geological-site-in-colorado-image349625563.html
RF2B8PPY7–Paint Mines Interpretive Park, Unique and Colorful Ancient Geological Site in Colorado
Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/valle-de-la-luna-or-moon-valley-san-pedro-de-atacama-republic-of-chile-latin-america-image328524098.html
RF2A2DFRE–Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America
K & S potash plant, potash and salt mine with Monte Kali, Kaliberg or Kalimandscharo, overburden mountain, overburden dump of rock salt, anhydrite and Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/k-s-potash-plant-potash-and-salt-mine-with-monte-kali-kaliberg-or-kalimandscharo-overburden-mountain-overburden-dump-of-rock-salt-anhydrite-and-image635020898.html
RM2YW3KHP–K & S potash plant, potash and salt mine with Monte Kali, Kaliberg or Kalimandscharo, overburden mountain, overburden dump of rock salt, anhydrite and
Hoodoos at the Paint Mines Interpretive Park, near Calhan, Colorado, with caves underneath Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/hoodoos-at-the-paint-mines-interpretive-park-near-calhan-colorado-with-caves-underneath-image566984955.html
RM2RXCB2K–Hoodoos at the Paint Mines Interpretive Park, near Calhan, Colorado, with caves underneath
Ohio, Brooke and Hancock counties . Plate XV.—a. Upper and Lower Clay Mines at the Etna Plant,New Cumberland.. Plate XV.—b. Eagle Sewer Pipe Works,Hancock County. New Cumberland, WEST VIRGINIA GEOLOGICAL SURVEY. 325 Table IX.—Number of Hot Days Over 90° at Wheeling. June July August September Total 1S76 0003000000020 1 204 2140403 0 12 1000000 § 003003 0*00003000000000 3 1877 1878 04 1879 1880 1881 1882 24 70 1883 4 1884 0 1885 3 1886 18S7 1888 0 12 2 1889 1890 16 Average 3 Table IX shows the number of hot days when the daily aver-age temperature was go° or over at Wheeling for a period of 15y Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/ohio-brooke-and-hancock-counties-plate-xva-upper-and-lower-clay-mines-at-the-etna-plantnew-cumberland-plate-xvb-eagle-sewer-pipe-workshancock-county-new-cumberland-west-virginia-geological-survey-325-table-ixnumber-of-hot-days-over-90-at-wheeling-june-july-august-september-total-1s76-0003000000020-1-204-2140403-0-12-1000000-003003-000003000000000-3-1877-1878-04-1879-1880-1881-1882-24-70-1883-4-1884-0-1885-3-1886-18s7-1888-0-12-2-1889-1890-16-average-3-table-ix-shows-the-number-of-hot-days-when-the-daily-aver-age-temperature-was-go-or-over-at-wheeling-for-a-period-of-15y-image338425064.html
RM2AJGGHC–Ohio, Brooke and Hancock counties . Plate XV.—a. Upper and Lower Clay Mines at the Etna Plant,New Cumberland.. Plate XV.—b. Eagle Sewer Pipe Works,Hancock County. New Cumberland, WEST VIRGINIA GEOLOGICAL SURVEY. 325 Table IX.—Number of Hot Days Over 90° at Wheeling. June July August September Total 1S76 0003000000020 1 204 2140403 0 12 1000000 § 003003 0*00003000000000 3 1877 1878 04 1879 1880 1881 1882 24 70 1883 4 1884 0 1885 3 1886 18S7 1888 0 12 2 1889 1890 16 Average 3 Table IX shows the number of hot days when the daily aver-age temperature was go° or over at Wheeling for a period of 15y
Argil texture close-up, mining clay in a career Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/argil-texture-close-up-mining-clay-in-a-career-image188468290.html
RFMXHD6A–Argil texture close-up, mining clay in a career
SPECIAL ASSIGNMENT FOR 79TH ARMOURED DIVISION - Going along in peat clay. Stuck in peat clay with mines carying from surface to 12 inches British Army Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/special-assignment-for-79th-armoured-division-going-along-in-peat-clay-stuck-in-peat-clay-with-mines-carying-from-surface-to-12-inches-british-army-image603100374.html
RM2X15GK2–SPECIAL ASSIGNMENT FOR 79TH ARMOURED DIVISION - Going along in peat clay. Stuck in peat clay with mines carying from surface to 12 inches British Army
Hoodoos in Paint Mines Interpretive Park with a jet passing overhead, Calhan, Colorado, USA Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-hoodoos-in-paint-mines-interpretive-park-with-a-jet-passing-overhead-128442940.html
RFHCY27T–Hoodoos in Paint Mines Interpretive Park with a jet passing overhead, Calhan, Colorado, USA
ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/oddly-shaped-outcroppings-often-appear-on-the-mounds-of-red-clay-and-shale-that-mark-the-sites-of-abandoned-deep-mines-scattered-throughout-north-central-illinois-the-one-shown-here-is-near-the-town-of-standard-image262519828.html
RMW72PM4–ODDLY SHAPED OUTCROPPINGS OFTEN APPEAR ON THE MOUNDS OF RED CLAY AND SHALE THAT MARK THE SITES OF ABANDONED DEEP MINES SCATTERED THROUGHOUT NORTH CENTRAL ILLINOIS. THE ONE SHOWN HERE IS NEAR THE TOWN OF STANDARD
Hoodoos in Paint Mines Interpretive Park, Calhan, Colorado, USA Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-hoodoos-in-paint-mines-interpretive-park-calhan-colorado-usa-126174524.html
RFH97MW0–Hoodoos in Paint Mines Interpretive Park, Calhan, Colorado, USA
Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/calhan-colorado-paint-mines-interpretive-park-the-park-contains-colorful-bands-of-clay-caused-by-oxidized-iron-compounds-that-native-americans-u-image638947553.html
RM2S3EG3D–Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u
A clay and sandstone embankment shows the colors prized by Native Americans for pottery making Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-clay-and-sandstone-embankment-shows-the-colors-prized-by-native-128442975.html
RFHCY293–A clay and sandstone embankment shows the colors prized by Native Americans for pottery making
K & S potash plant, potash and salt mine with Monte Kali, Kaliberg or Kalimandscharo, overburden mountain, overburden dump of rock salt, anhydrite and Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/k-s-potash-plant-potash-and-salt-mine-with-monte-kali-kaliberg-or-kalimandscharo-overburden-mountain-overburden-dump-of-rock-salt-anhydrite-and-image635022536.html
RM2YW3NM8–K & S potash plant, potash and salt mine with Monte Kali, Kaliberg or Kalimandscharo, overburden mountain, overburden dump of rock salt, anhydrite and
Alan Leighton of the Bureau of Mines is shown in this photo conducting war work related to detecting enemy mining operations. The Bureau is developing instruments, with guidance from the French, to detect and measure the sound of mining activities. Here, Leighton is using a French microphone to listen for these sounds through clay. This photo was taken on November 14, 1918. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/alan-leighton-of-the-bureau-of-mines-is-shown-in-this-photo-conducting-war-work-related-to-detecting-enemy-mining-operations-the-bureau-is-developing-instruments-with-guidance-from-the-french-to-detect-and-measure-the-sound-of-mining-activities-here-leighton-is-using-a-french-microphone-to-listen-for-these-sounds-through-clay-this-photo-was-taken-on-november-14-1918-image558371432.html
RM2RCC0CT–Alan Leighton of the Bureau of Mines is shown in this photo conducting war work related to detecting enemy mining operations. The Bureau is developing instruments, with guidance from the French, to detect and measure the sound of mining activities. Here, Leighton is using a French microphone to listen for these sounds through clay. This photo was taken on November 14, 1918.
Pollution water lake Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pollution-water-lake-127837166.html
View of Charlestown Harbour, Cornwall Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-charlestown-harbour-cornwall-image570036713.html
RM2T3BBJ1–View of Charlestown Harbour, Cornwall
Exhibition room. All items made in burnt clay, about 1900. Possibly from the General Control and Industrial Exhibition 1897.The manufactured at Höganäs and new gas coal mines, Skåne. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exhibition-room-all-items-made-in-burnt-clay-about-1900-possibly-from-the-general-control-and-industrial-exhibition-1897the-manufactured-at-hgans-and-new-gas-coal-mines-skne-image417519849.html
RM2F77JR5–Exhibition room. All items made in burnt clay, about 1900. Possibly from the General Control and Industrial Exhibition 1897.The manufactured at Höganäs and new gas coal mines, Skåne.
Paint Mines Interpretive Park, Unique and Colorful Ancient Geological Site in Colorado Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/paint-mines-interpretive-park-unique-and-colorful-ancient-geological-site-in-colorado-image349625756.html
RF2B8PR64–Paint Mines Interpretive Park, Unique and Colorful Ancient Geological Site in Colorado
Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/valle-de-la-luna-or-moon-valley-san-pedro-de-atacama-republic-of-chile-latin-america-image328522446.html
RF2A2DDME–Valle de la Luna or Moon Valley, San Pedro de Atacama, Republic of Chile, Latin America
Tests on clay materials available in Illinois coal mines (1917) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-tests-on-clay-materials-available-in-illinois-coal-mines-1917-98673237.html
RMFMEXM5–Tests on clay materials available in Illinois coal mines (1917)
Artisanal gold mining near Antsirabe, Madagascar. Panners wash extracted soil as they pan for gold. Malagasy golden miners in river Tsiribihina. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/artisanal-gold-mining-near-antsirabe-madagascar-panners-wash-extracted-soil-as-they-pan-for-gold-malagasy-golden-miners-in-river-tsiribihina-image370963163.html
RF2CFER8B–Artisanal gold mining near Antsirabe, Madagascar. Panners wash extracted soil as they pan for gold. Malagasy golden miners in river Tsiribihina.
The salt industry with pools and mine Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-salt-industry-with-pools-and-mine-image394002789.html
RF2DW0AG5–The salt industry with pools and mine
Argil texture close-up, mining clay in a career, white clay Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/argil-texture-close-up-mining-clay-in-a-career-white-clay-image207111225.html
RFP0XMDD–Argil texture close-up, mining clay in a career, white clay
SPECIAL ASSIGNMENT FOR 79TH ARMOURED DIVISION - Going along in peat clay. Stuck in peat clay with mines carying from surface to 12 inches British Army Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/special-assignment-for-79th-armoured-division-going-along-in-peat-clay-stuck-in-peat-clay-with-mines-carying-from-surface-to-12-inches-british-army-image603104320.html
RM2X15NM0–SPECIAL ASSIGNMENT FOR 79TH ARMOURED DIVISION - Going along in peat clay. Stuck in peat clay with mines carying from surface to 12 inches British Army
RM2C7849H–Dockside loading chute at historic Charlestown Harbour, Cornwall, England, UK.
U.S. Air Force Senior Master Sgt. Keith Clay, left, 49th Communication Squadron senior enlisted leader and U.S. Air Force Tech. Sgt. Mary Mines, 49th Command Post senior enlisted leader, run in honor of prisoners of war and service members missing in action for POW/MIA Recognition Day at Holloman Air Force Base, New Mexico, Sept. 15, 2022. The third Friday of September is national POW/MIA Recognition Day, when the government shows it’s never-ending commitment to POW/MIA personnel. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/us-air-force-senior-master-sgt-keith-clay-left-49th-communication-squadron-senior-enlisted-leader-and-us-air-force-tech-sgt-mary-mines-49th-command-post-senior-enlisted-leader-run-in-honor-of-prisoners-of-war-and-service-members-missing-in-action-for-powmia-recognition-day-at-holloman-air-force-base-new-mexico-sept-15-2022-the-third-friday-of-september-is-national-powmia-recognition-day-when-the-government-shows-its-never-ending-commitment-to-powmia-personnel-image511567729.html
RM2MM7WT1–U.S. Air Force Senior Master Sgt. Keith Clay, left, 49th Communication Squadron senior enlisted leader and U.S. Air Force Tech. Sgt. Mary Mines, 49th Command Post senior enlisted leader, run in honor of prisoners of war and service members missing in action for POW/MIA Recognition Day at Holloman Air Force Base, New Mexico, Sept. 15, 2022. The third Friday of September is national POW/MIA Recognition Day, when the government shows it’s never-ending commitment to POW/MIA personnel.
The 'Paint Mines' in Colorado, America. A vast area of land covered by eroded rocks. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-the-paint-mines-in-colorado-america-a-vast-area-of-land-covered-by-90532797.html
RFF783E5–The 'Paint Mines' in Colorado, America. A vast area of land covered by eroded rocks.
Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/calhan-colorado-paint-mines-interpretive-park-the-park-contains-colorful-bands-of-clay-caused-by-oxidized-iron-compounds-that-native-americans-u-image638947564.html
RM2S3EG3T–Calhan, Colorado - Paint Mines Interpretive Park. The park contains colorful bands of clay, caused by oxidized iron compounds, that Native Americans u
View of clay/sandstone bank showing colorful inclusions that made this formation valuable to Native Americans for pottery-making. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-view-of-claysandstone-bank-showing-colorful-inclusions-that-made-this-128443015.html
RFHCY2AF–View of clay/sandstone bank showing colorful inclusions that made this formation valuable to Native Americans for pottery-making.