Pyrargyrite crystals
Ruby
First laser
Ruby crystal and gems
Ruby crystals, SEM
Rubies and sapphire
Blue sapphire stone
Blue Sapphire uncut stone
Ruby in zoisite
Five polished ruby gemstones
Ruby in Fuchsite a Crystal Gemstone
Garnet crystals on schist
Synthetic ruby
Large ruby slice
Ruby in tweezers, studio shot
Rubies panned from river gravels
Theodore Maiman, American physicist
Ruby in Fuchsite Crystal Stone
Ruby in Zoisite Crystal Gemstone
Citrine
Opal gem necklace
Jade stone
Indicolite tourmaline faceted stone
Watermelon tourmaline crystalline stone
Hawk's Eye quartz stone
Schorl tourmaline crystal stone
Ruby gemstones
Tourmaline gemstone
Egyptian jasper stone
Star rubies and sapphires
Amethyst
Amethyst geode
Sapphire gemstone
Cut Ruby gemstone
ルビーの指輪
Quartz
Quartz polished stone
Tiger Eye quartz gemstone
Avanturine smooth gemstone
Botswana agate stones
Round agate geode
Round agate thunderegg
Two agate thundereggs
Agate slice
Blue lace agate
Botswana agate stone
Quartz filled concretion
Assorted jewels
Precious gemstones
Amethyst geodes
Nephrite crystals
Grossular crystals in host rock
Quartz crystals
Fuchsite mineral stone
Polished rubies
Tremolite crystals
Lapis lazuli crystals
Orange sapphire gemstone
Sapphire crystal
Rough emeralds
Sample of sapphire
Rutilated quartz
Andradite crystals
Topaz crystals
Rubies
Synthetic gemstones
Sapphire crystals in rock groundmass
Almandine crystals in schist
Tourmaline crystals in quartz
Grossular garnet crystals on rock surface
Schorl and quartz crystals in groundmass
Twinned staurolite crystals
Turritella agate
Carnelian gemstone
Garnet crystal and rock
Yellow Jasper
Leopardskin jasper stone
Quartz crystal
Opal
Peridot
グレープフルーツジュース/ルビー
宝石
Colourful crystals
Tiger eye
Tourmaline crystals in quartzite
Titanite crystals in actinolite
Galenite and quartz crystals
Chabazite crystals in quartz
Quartz encrusted calcite crystals
Orthoclase and quartz crystals
Opalised fossil
Crushed diamond, SEM
Amethyst crystals
Corundum crystal
Lazurite crystals in a matrix of calcite
Black tourmaline in mica schist
Almandine mineral sample
Olivine mineral sample
Pyrope sand
Garnet gemstone
Amethyst filled geode
Fire opal
Topaz specimens
Amethyst geode interior
Tourmaline
Spessartine garnet
Watermelon tourmaline
Grossular dodecahedral crystal
Elbaite mineral
Dravite mineral
Andradite mineral
Demantoid
Uncut diamonds
Peridotite
Garnet in peridotite
Amethyst and chalcedony
Topaz crystal in albite and microcline
Emerald crystal, close up
Ironstone matrix with potch opal
Prismatic amethyst crystal
Olivine peridot crystal, close up
Elbaite mineral (tourmaline)
Padparadscha gemstone
Spotted Jasper stone
Assortment of Gemstones
Various colored and heart shaped crystals
ルビー
Opal mineral stone
Opal rock
Black opal gemstone
Topaz gemstone
Jasp agate cabuchon
Moss agate marble pattern
Cross section of hollow agate
Cross section of jasp agate
Cross section of agate
Agate polished cross section
Agate polished stone pattern
Mocha agate with veined pattern
Agate with round centre
Brecciated Agate stone
Agate cross section and layers
Agate stone cross section
Agate stone cross section and patterns