Carbon
Crushed diamond, SEM
Synthetic diamond film production
Synthetic diamond film
Pre-cut diamond forms
Diamond cleaning
Cullinan diamond replica
Diamond in kimberlite
Diamond
Diamonds
Cut and polished diamonds
Cut diamond
Microdiamond crystal
Diamond gemstones
Humphry Davy (1778-1829), English chemist
Microdiamond crystal, SEM
Large citrine gemstone
Asscher cut diamond gemstone
Pink diamonds
Diamond in host rock
Sylvanite crystals
Electrochemical sensor production
Agate
Rough diamond
Mineral exploration drilling, Kenya
Diamond drill bit
Mining core samples, Kenya
The Centenary Diamond
Venetia Diamond Mine, South Africa
Diamonds under UV light
Diamond grading certificate
Diamond processing, Siberia, Russia
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
Gemstones and light dispersion
Fortification agate
Uncut diamonds
Uncut diamond
Trillion cut diamond
Diamond theft reward poster, April 1965
Allende meteorite specimen
Illustrations of Indian diamonds
Mining core sample, Kenya
Diamond miners with explosives
Diamond miners, South Africa
Cushion cut diamond gemstone
Brilliant cut diamond gemstone
Graphite on calcite crystals
Yellow diamond
Belt-hook carved in lapis lazuli
Uncut diamond from Africa
Synthetic ruby
Diamond mine slag heaps
Brilliant cut diamond gemstones
Cullinan Diamond
Chiastolite section
Apophyllite crystals
Apophyllite on calcite
Sapphire crystal
Factory worker selecting diamonds, Angola
Ruby
Round cut diamond
Radiant emerald cut diamond
Emerald cut diamond
Asscher cut diamond
Marquise cut diamond
Pear cut diamond
Square princess cut diamond
Polishing cloth cross-section, SEM
Arsenopyrite