Diamond drill bit
Mineral exploration drilling, Kenya
Mining core samples, Kenya
Diamond processing, Siberia, Russia
Venetia Diamond Mine, South Africa
Diamond miners, South Africa
Diamond mine slag heaps
Diamond miners with explosives
Mining core sample, Kenya
19th-century diamond mining, Brazil
Diamond mine, Siberia, Russia
Rough diamond
Asscher cut diamond gemstone
Diamond-tipped drill, 19th century
Pink diamonds
Pre-cut diamond forms
Diamond
Malachite, SEM
Uncut diamond from Africa
Diamond rush, South Africa, 1870
Diamond mine, South Africa 1871
Diamond cleaning
Synthetic diamond film production
Synthetic diamond film
Yellow diamond
Trillion cut diamond
Uncut diamond
Quartz crystal cluster
Crushed diamond, SEM
Diamond mining, South Africa 1871
Diamond mine, South Africa 1872
Illustrations of Indian diamonds
Uncut diamonds
The Centenary Diamond
Diamond grading certificate
Banded iron formation
Sapphire mining, Madagascar
Factory worker selecting diamonds, Angola
Tool holding diamond
Cut diamond
Cullinan diamond replica
Diamond in kimberlite
Round cut diamond
Radiant emerald cut diamond
Emerald cut diamond
Asscher cut diamond
Marquise cut diamond
Pear cut diamond
Square princess cut diamond
Herkimer Diamond
Diamond theft reward poster, April 1965
Diamonds
Diamonds under UV light
Diamond in rock groundmass, close-up
Silver wire, mine specimen
Sulphur rocks
Cushion cut diamond gemstone
Brilliant cut diamond gemstones
Brilliant cut diamond gemstone
Diamond gemstones
Carbon
Microdiamond crystal
Allende meteorite specimen
Rough diamonds
Diamond mining, Angola
Diamond ring
Diamond necklace
Cullinan Diamond
Diamonds and diamond ring
Diamond in host rock
Manganosite
Botryoidal hematite
Zebraite
Electrochemical sensor production
Diamond with garnet inclusion
Herkimer diamonds of quartz mineral
Black tourmaline in mica schist
Sample of Labradorite
Andradite crystals
Citrine
Opal
Peridot
Almandine mineral sample
Olivine mineral sample
Nephrite crystals
Moonstone gemstones