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