Slate mining
Mining core sample, Kenya
Mining core samples, Kenya
Diamond mining, Angola
Mineral exploration drilling, Kenya
Diamond miners with explosives
Diamond miners, South Africa
Diamond processing, Siberia, Russia
Diamond mine slag heaps
Diamond drill bit
Venetia Diamond Mine, South Africa
Diamond mine, Siberia, Russia
Sapphire mining, Madagascar
19th-century diamond mining, Brazil
Diamond mining, South Africa 1871
Quartz crystal cluster
Slate roofing
Mineral mining, 16th Century artwork
Elterwater slate quarry
Diamond-tipped drill, 19th century
Diamond mine, South Africa 1871
Diamond mine, South Africa 1872
Mountaintop removal coal mining
Tourmaline mica in slate
Malachite, SEM
Opencast coal mine
Banded iron formation
Diamond blade saw cutting through granite
Sulphur deposits, Mount Iwo, Japan
Cave of Crystals, Naica Mine, Mexico
Malachite in host rock
Azurite in host rock
Azurite
Malachite
Azurite and malachite
Cave of Swords, Naica Mine, Mexico
Diamond rush, South Africa, 1870
Deformed quartz veins in slate
Factory worker selecting diamonds, Angola
Illegal coal mining, China
Volcanic crater lake with sulphur deposits
Men carrying mined sulphur from volcanic crater
Silver wire, mine specimen
Sulphur rocks
Entrance to Naica Mine crystal caves
Zebraite
Rock crushing plant, Shropshire, UK
Rough diamond
Traditional lime kiln
The Big Hole.
Cocopans in the Kimberley museum.
Kimberley Mine Museum.
遺跡発掘調査
Open-cast copper mine, New Mexico, USA
Oil Shale specimen
Fossil Cystoid
Excavating volcanic Scoria rock
Volcanic cinder rock quarry
Manganosite
Galenite cubes
Sand and gravel mine, aerial photograph
Slate outcrop, France
Cubic zirconia
Devonian slates
Chrysocolla
Andelusite crystals in slate
Slate with pyrite
Gold stamp mill, USA, 1888
Slate, Brattleboro, Vermont, USA
Welsh slate, close up
DIAMOND MINING
A piece of natural slate
Borax
Close-up of two dump trucks in coal mine
Coal seam
Covelline
Diamond mine
Gold mining, Democratic Republic of Congo
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
Coal mine pump, 19th century
Coal miner, 19th century
Coal miners, 19th century
Slate waste
Salt flat mining
Outback quarry, Australia
Tufa rock formation
Brochantite
Copper Ore
Siderite, and iron ore
Taconite processing plant, USA
Bauxite
Copper mine, Arizona, USA
Copper mine mill, Arizona, USA
Diamonds
Open-cast coal mine, South Africa
Coal sludge dam, West Virginia, USA
Slate
Open cast copper mining in Arizona
Diamond cleaning
Germany, North Rhine-Westphalia, Glesch, Brown coal surface mining
Diamond cutting