Slate mining
Slate roofing
Mining core samples, Kenya
Opencast coal mine
Mineral mining, 16th Century artwork
Slate outcrop, France
Sapphire mining, Madagascar
Mining core sample, Kenya
Oil Shale specimen
Fossil Cystoid
Manganosite
Welsh slate, close up
Slate, Brattleboro, Vermont, USA
A piece of natural slate
Malachite in host rock
Azurite in host rock
Azurite
Malachite
Azurite and malachite
Mineral exploration drilling, Kenya
Diamond processing, Siberia, Russia
Elterwater slate quarry
Copper Ore
Siderite, and iron ore
Brochantite
Silver wire, mine specimen
Diamond drill bit
Quartz crystal cluster
Tourmaline mica in slate
Slate
Variety of Metamorphic Rocks
Sulphur deposits, Mount Iwo, Japan
遺跡発掘調査
Chrysocolla
Tufa rock formation
Slate with pyrite
Andelusite crystals in slate
Copper mine mill, Arizona, USA
Malachite, SEM
Banded iron formation
Venetia Diamond Mine, South Africa
Sulphur rocks
Deformed quartz veins in slate
Slate showing stratum lines, full frame
Rock crushing plant, Shropshire, UK
Diamond miners, South Africa
Pile of coal lumps
Coal mine
Gold stamp mill, USA, 1888
Mountaintop removal coal mining
Coal mine pump, 19th century
Coal miner, 19th century
Coal miners, 19th century
Sand and gravel mine, aerial photograph
Botryoidal hematite
Gypsum crystal group
Concrete quarry, aerial photograph
19th-century diamond mining, Brazil
Traditional lime kiln
Rock types
Cubic zirconia
Large Group of Breaker Boys, Portrait, Woodward Coal Mines, Kingston, Pennsylvania, USA, circa 1890
Small Group of Breaker Boys, Portrait, Woodward Coal Mines, Kingston, Pennsylvania, USA, circa 1890
Zinc mine, 19th century
Open-cast copper mine, New Mexico, USA
Galenite cubes
Volcanic crater lake with sulphur deposits
Men carrying mined sulphur from volcanic crater
Zebraite
Cave of Swords, Naica Mine, Mexico
Taconite processing plant, USA
Gold mining in California, 19th century
Concrete quarry and machinery next to quarry lake
Concrete quarry and machinery, aerial photograph
Open cast copper mining in Arizona
Germany, North Rhine-Westphalia, Glesch, Brown coal surface mining
Open cast coal mine, aerial view
Diamond miners with explosives
Germany, North Rhine-Westphalia, Grevenbroich, Garzweiler surface mine
Devonian slates
Gold core sample
Gold in placer
Green marl
Mercury gold panning extraction, 1940
Talc quarry inspection
Talc quarrying machine
Excavating volcanic Scoria rock
Volcanic cinder rock quarry
Diamond mining, Angola
Open-cast coal mine, South Africa
Copper mine, Arizona, USA
Diamond mine slag heaps
Entrance to Naica Mine crystal caves
Bauxite
Coal sludge dam, West Virginia, USA
Diamond mine, Siberia, Russia
Marble quarry
Dry Rigg Quarry at Helwith Bridge
Quarry, aerial photograph
Limestone mine, South Africa
Open pit mine, Democratic Republic of Congo
Rock micro-folds
Famous Mountain in Guangyuan and Autumn;China
Peruvian iron mine, satellite image
Diamond mine
Illegal coal mining, China
Cave of Crystals, Naica Mine, Mexico