Almandine crystals in schist
Almandine
Almandine mineral sample
Garnet crystals on schist
Garnet mica schist thin cut, polarised light micrograph
Almandine crystals
Almandine garnet in mica schist
Andradite crystals
Grossular crystals in host rock
Peridotite
Garnet in peridotite
Grossular garnet crystals on rock surface
Uvarovite garnet crystals
Garnets in micaschist, light micrograph
Pyrope sand
Garnet gemstone
Clinochlore with garnets
Spessartine garnet
Grossular dodecahedral crystal
Andradite mineral
Demantoid
Wollastonite with kolophonite
Garnet in micaschist I
Garnet in Schist
Rare bright green Uvarovite Garnet
Raw garnet crystal
Andradite, New Jersey
Deformation of garnet crystal
Garnet
Gneiss with garnet
Garnet in micaschist II
Garnet.
Garnet gemstones
Grossular
Garnet-bearing rock
Metamorphic rock
Gneiss with garnet, light micrograph
Black tourmaline in mica schist
Precious gemstones
Uvarovite crystals
Amphibolite, light micrograph
Kimberlite rock, light micrograph
Snowball garnet, light micrograph
Schorl and quartz crystals in groundmass
Diamond with garnet inclusion
Spessartite crystals, Monroe, Connecticut
Grossularite Garnet crystals, Hessonite
Garnet gem
Spessartite (garnet) crystals growing on albite
Nephrite crystals
Tremolite crystals
Topaz crystals
Pyrargyrite crystals
Amethyst crystals
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
Princess cut garnet
Emerald cut ruby
Round cut garnet
Grossular, Mexico
Garnet, Concord, Vermont, USA
Garnet, variety Uvarovite on diopside
Grossularite Garnet crystal
Melanite
Boudinage in dyke crossing serpentinite
Kelephytic corona, light micrograph
Lherzolite rock, light micrograph
Eclogite rock, light micrograph
Cut Pyrope gemstone
Mica schist folds, light micrograph
Staurolite in mica schist groundmass
Uncut diamond
Tourmaline
Amethyst
Citrine
Olivine mineral sample
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
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)
Elbaite on albite and quartz
Sphene crystals in groundmass, close-up
Quartz and schist outcrops
Quartz seam in schist
Cuprocassiterite in quartz mica schist
Sapphire crystals in rock groundmass
Orthogneiss, light micrograph
Garnet, variety Androdite
Green hemimorphite in groundmass
Azurite crystals
Quartz crystals
Colourful crystals
Aquamarine crystals
Smoky quartz crystals
Titanite crystals in actinolite
Galenite and quartz crystals
Labradorite rock crystals
Chabazite crystals in quartz
Quartz encrusted calcite crystals
Orthoclase and quartz crystals
Graphic tourmaline, light micrograph
Crystals of haematite in quartz
Geode, thin section micrograph
Native gold
Titanite bearing granite
Fuchsite mineral stone
Quartz filled concretion
Quartz vein in granite
Graphic granite rock
Granite
Deformed quartz veins in slate
Microdiamond crystal
Cut diamond
Ruby
Amethyst geodes