Mining core samples, Kenya
Mining core sample, Kenya
Mineral exploration drilling, Kenya
Diamond drill bit
Venetia Diamond Mine, South Africa
Diamond processing, Siberia, Russia
Diamond miners, South Africa
Diamond mine slag heaps
Diamond miners with explosives
Diamond mine, Siberia, Russia
19th-century diamond mining, Brazil
Sapphire mining, Madagascar
Malachite, SEM
Rough diamond
Asscher cut diamond gemstone
Pink diamonds
Diamond mining, South Africa 1871
Quartz crystal cluster
Banded iron formation
Diamond-tipped drill, 19th century
Diamond rush, South Africa, 1870
Diamond mine, South Africa 1871
Diamond mine, South Africa 1872
Synthetic diamond film production
Synthetic diamond film
The Centenary Diamond
Pre-cut diamond forms
Diamond cleaning
Diamonds under UV light
Diamond grading certificate
Silver wire, mine specimen
Sulphur rocks
Cullinan diamond replica
Factory worker selecting diamonds, Angola
Uncut diamond
Microdiamond crystal
Cut diamond
Diamond theft reward poster, April 1965
Allende meteorite specimen
Illustrations of Indian diamonds
Crushed diamond, SEM
Diamond in kimberlite
Uncut diamonds
Trillion cut diamond
Slate mining
Uncut diamond from Africa
Diamond mining, Angola
Diamond
Diamonds
Manganosite
Azurite
Malachite
Azurite and malachite
Yellow diamond
Botryoidal hematite
Zebraite
Carbon
Electrochemical sensor production
Malachite in host rock
Azurite in host rock
Gypsum crystal group
Diamonds and diamond ring
Tool holding diamond
Diamond ring
Diamond necklace
Diamonds and gemology tools
Diamonds on a scoop
Diamonds and aquamarine gemstones
Colourful gemstones
Diamond in host rock
Cushion cut diamond gemstone
Brilliant cut diamond gemstones
Brilliant cut diamond gemstone
Cullinan Diamond
Diamond gemstones
Chrysocolla
Mineral samples
Sulphur deposits, Mount Iwo, Japan
Round cut diamond
Radiant emerald cut diamond
Emerald cut diamond
Asscher cut diamond
Marquise cut diamond
Pear cut diamond
Square princess cut diamond