Peridot
Peridot gemstone
Trillion cut peridot
Olivine peridot crystal, close up
Garnet
Peridot gemstones
Round cut peridot
Oval cut peridot
Peridot, Pakistan, 129 Carat
Olivine mineral sample
Emerald gemstones
Emerald crystal, close up
Pallasite meteorite
Rough emerald
Uncut emeralds
Rough emeralds
Peridot pebble and mixed-cut peridot
Cut Emerald gemstone
Emeralds
Gneiss, thin section, polarised LM
Cut Peridot gemstone
Kimberlite rock, light micrograph
Zaratite
Emerald
Meteorite NWA 2957, light micrograph
Meteorite NWA 6435, light micrograph
Seymchan pallasite
Round cut emerald
Oval cut emerald
Radiant cut emerald
Trillion cut emerald
Colourful gemstones
Emerald crystal, Colombia
Imilac meteorite
Precious gemstones
Peridotite, polarised light micrograph
Kornerupine gemstone
Topaz
Pyroxenite rock, light micrograph
Dunite rock, light micrograph
Meteorite Brenham, light micrograph
Meteorite Fukang China, light micrograph
Imperial Jade streaked with green
Nephrite crystals
Jade stone
Aquamarine gemstone
Emerald, SEM
Aquamarine gems
Emerald cut diamond gemstone
Jade sword handle
Asscher cut diamond gemstone
Pink diamonds
Pallasite, meteorite
Lherzolite rock, light micrograph
Olivine flakes, light micrograph
Peridotite rock, light micrograph
Raw aquamarine crystal
Emerald in tweezers, studio shot
Tremolite crystals
Aquamarine crystal
Malachite mineral stone
Assortment of Gemstones
Olivine, Canary Islands, Spain
Barred olivine chondrule
Emerald in quartz I
Emerald in quartz II
Diamonds
Beryl gem, cut stone
Elbaite mineral (tourmaline)
Tourmaline
Garnet gemstone
Grossular dodecahedral crystal
Gabbro rock, light micrograph
Komatitite rock, light micrograph
Polarised LM of thin section of gabbro
Martian surface, infrared MRO image
Assorted jewels
Jade gemstones
Limburgite
Peridotite, thin section micrograph
Tiger eye
Quartz monzonite
Herkimer diamonds
Emerald crystal in quartz
Emerald in quartz
Topaz crystal in albite and microcline
Ironstone matrix with potch opal
Prismatic amethyst crystal
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
Five polished ruby gemstones
Lapis lazuli specimen
Citrine
Opal
Moonstone gemstones
Garnet-bearing rock
Opal gem necklace
Indicolite tourmaline faceted stone
Watermelon tourmaline crystalline stone
Hawk's Eye quartz stone
Schorl tourmaline crystal stone
Opal in its host rock
Amethyst filled geode
Opal gem and rock
Garnet crystals on schist
Topaz specimens
Pyrargyrite crystals
Amethyst geode interior
Spessartine garnet
Tourmaline specimen
Illustrations of Indian diamonds
Watermelon tourmaline
Cursed amethyst
Elbaite mineral
Dravite mineral
Andradite mineral
Demantoid
Tourmaline crystals in quartz
Uncut diamonds
Gems
Aquamarine gemstones
Aquamarine prismatic crystals
Mass of prismatic aquamarine crystals
Topaz or Beryl crystals
香水の瓶の上に置かれたエメラルドの指輪
Jadeite carved dish from China
Nephrite jade specimen
Rough diamond
Jasper
Quartz boulder
Brecciated quartz
Jasper breccia rock
Gneiss with garnet
Black tourmaline in mica schist
Sample of Labradorite
Andradite crystals
Almandine mineral sample
Agate in amethyst
Topaz crystals
Pyrope sand
Lapis lazuli
Fire opal
Mineral exploration drilling, Kenya