Garnet crystals on schist
Almandine crystals in schist
Garnet in peridotite
Grossular garnet crystals on rock surface
Garnet gemstone
Spessartine garnet
Uvarovite garnet crystals
Garnet mica schist thin cut, polarised light micrograph
Andradite crystals
Grossular crystals in host rock
Almandine
Peridotite
Garnet in Schist
Almandine mineral sample
Garnets in micaschist, light micrograph
Pyrope sand
Clinochlore with garnets
Grossular dodecahedral crystal
Andradite mineral
Demantoid
Wollastonite with kolophonite
Rare bright green Uvarovite Garnet
Garnet
Raw garnet crystal
Deformation of garnet crystal
Garnet.
Pyrargyrite crystals
Gneiss with garnet
Garnet gemstones
Garnet-bearing rock
Gneiss with garnet, light micrograph
Amethyst
Citrine
Blue sapphire stone
Blue Sapphire uncut stone
Opal gem necklace
Jade stone
Indicolite tourmaline faceted stone
Watermelon tourmaline crystalline stone
Hawk's Eye quartz stone
Schorl tourmaline crystal stone
Amethyst geode
Andradite, New Jersey
Garnet Crystal Gemstone
Almandine garnet in mica schist
Fuchsite mineral stone
Quartz filled concretion
Snowball garnet, light micrograph
Ruby
Amethyst geodes
Diamond with garnet inclusion
Garnet gem
Garnet crystal and rock
Grossular
Grossularite Garnet crystals, Hessonite
Metamorphic rock
Tourmaline gemstone
Spessartite (garnet) crystals growing on albite
Quartz
Quartz polished stone
Tiger Eye quartz gemstone
Avanturine smooth gemstone
Egyptian jasper stone
Botswana agate stones
Round agate geode
Round agate thunderegg
Two agate thundereggs
Agate slice
Blue lace agate
Botswana agate stone
Turritella agate
Black tourmaline in mica schist
Almandine crystals
Garnet in micaschist I
Precious gemstones
Uvarovite crystals
Amphibolite, light micrograph
Princess cut garnet
Round cut garnet
Garnet, Concord, Vermont, USA
Grossularite Garnet crystal
Kimberlite rock, light micrograph
Garnet, variety Uvarovite on diopside
Schorl and quartz crystals in groundmass
Twinned staurolite crystals
Carnelian gemstone
Yellow Jasper
Leopardskin jasper stone
Spessartite crystals, Monroe, Connecticut
Quartz crystals
Nephrite crystals
Tremolite crystals
Topaz crystals
Amethyst crystals
Garnet, variety Androdite
Tourmaline crystals in quartz
Lapis lazuli crystals
Hessonite
Tourmaline crystals in quartzite
Opalised fossil
Emeralds
Topaz crystal in albite and microcline
Emerald crystal, close up
Olivine peridot crystal, close up
Heat-treated amethyst
Spotted Jasper stone
Rutilated quartz
Opal
Peridot
Emerald cut ruby
Grossular, Mexico
Melanite
Boudinage in dyke crossing serpentinite
Kelephytic corona, light micrograph
Lherzolite rock, light micrograph
Eclogite rock, light micrograph
Cut Pyrope gemstone
Tiger eye
Azurite crystals
Aragonite crystals
Garnet in micaschist II
Iron pyrite crystals
Basaltic dyke rock
Mica schist folds, light micrograph
Staurolite in mica schist groundmass
Agate with round centre
Quartz crystal
Uncut diamond
Tourmaline
Olivine mineral sample
Amethyst filled geode
Ruby crystal and gems
Fire opal
Topaz specimens
Rough emeralds
Amethyst geode interior
Watermelon tourmaline
Crushed diamond, SEM
Elbaite mineral
Dravite mineral
Uncut diamonds
Amethyst and chalcedony
Ironstone matrix with potch opal
Prismatic amethyst crystal
Elbaite mineral (tourmaline)