Jade sword handle
Nephrite crystals
Nephrite jade specimen
Jadeite carved dish from China
Titanite crystals in actinolite
Tremolite crystals
Actinolite crystals
Actinolite, Chester, Vermont, USA
Actinolite crystals with talc
Jade stone
Jade gemstones
Imperial Jade streaked with green
Ilmenite crystal with actinolite and quartz
Malachite mineral stone
Metamorphic rock
Actinolite
Actinolite, Tyringham, Massachusetts, USA
Actinolite mineral, light micrograph
Assortment of Gemstones
Rough emeralds
Rough emerald
Peridot
Emerald crystal, close up
Azurite crystals
Asscher cut diamond gemstone
Pink diamonds
Emerald gemstones
Uncut emeralds
jade
Emeralds
Quartz boulder
Brecciated quartz
Moonstone gemstones
Lapis lazuli
Grossular crystals in host rock
Turquoise mineral
Pyrargyrite crystals
Opal in its host rock
Opal on bedrock
Amphibolite, light micrograph
national treasure Jade
Pendant with jade
Cut Emerald gemstone
Maori Greenstone Jade
Opalised fossil
Zaratite
Azurite copper ore stone
Rough diamond
Black tourmaline in mica schist
Sample of Labradorite
Andradite crystals
Citrine
Opal
Almandine mineral sample
Olivine mineral sample
Agate in amethyst
Topaz crystals
Pyrope sand
Garnet-bearing rock
Opal gem necklace
Indicolite tourmaline faceted stone
Watermelon tourmaline crystalline stone
Hawk's Eye quartz stone
Schorl tourmaline crystal stone
Garnet gemstone
Amethyst filled geode
Opal gem and rock
Garnet crystals on schist
Fire opal
Mineral exploration drilling, Kenya
Diamond drill bit
Mining core samples, Kenya
Topaz specimens
Almandine crystals in schist
Amethyst geode interior
Tourmaline
Spessartine garnet
Garnet
Tourmaline specimen
Illustrations of Indian diamonds
Watermelon tourmaline
Topaz
Cursed amethyst
Grossular dodecahedral crystal
Elbaite mineral
Dravite mineral
Andradite mineral
Ruby in zoisite
Demantoid
Tourmaline crystals in quartz
Uncut diamonds
Pre-cut diamond forms
Peridotite
Garnet in peridotite
Amethyst and chalcedony
Lapis lazuli specimen
Topaz crystal in albite and microcline
Ironstone matrix with potch opal
Prismatic amethyst crystal
Olivine peridot crystal, close up
Potch opal with smooth and rough surface
Grossular garnet crystals on rock surface
Schorl and quartz crystals in groundmass
Turquoise on rock surface, close-up
Elbaite mineral (tourmaline)
Five polished ruby gemstones
Gneiss with garnet
Jasper
Tiger eye
Quartz monzonite
Herkimer diamonds
Jasper breccia rock
Asbestos sample
The amber DiaoKeJian
屋台
Polished pieces of green jadeite
Turquoise stones
Uncut diamond from Africa
Aquamarine crystal
Topaz gemstones
Bi-coloured tourmaline crystals
Tourmaline gemstone
Carbon
First laser
Emerald
Round cut emerald
Oval cut emerald