Green mineral
Herkimer diamonds of quartz mineral
Elbaite mineral (tourmaline)
Round cut diamond
Heart shape ruby
Round cut peridot
Emerald cut pink sapphire
Princess cut garnet
Radiant cut pink sapphire
Emerald cut ruby
Oval cut iolite
Round cut garnet
Heart cut sapphire
Round cut iolite
Pear cut iolite
Oval cut peridot
Radiant emerald cut diamond
Emerald cut diamond
Asscher cut diamond
Asscher cut pink sapphire
Marquise cut diamond
Pear cut diamond
Square princess cut diamond
Heart cut diamond
Mineral crystal
Siderite mineral
Turquoise stones
Round cut emerald
Oval cut emerald
Radiant cut emerald
Trillion cut emerald
Quartz vein
Quartz crystal from Sentis, Switzerland.
Quartz crystals
Malachite
Torbernite crystal
Emerald crystal, close up
Olivine peridot crystal, close up
Raw amethyst crystal
Raw aquamarine crystal
Raw tourmaline crystal
Tourmaline gemstones and crystal
Agate mineral rock cross section
Pear cut citrine
Princess cut citrine
Oval cut amethyst
Round cut amethyst
Pear cut amethyst
Oval cut Citrine
Round cut citrine
Oval cut citrine
Square emerald cut citrine
Asscher cut citrine
Trillion cut peridot
Quartz mineral
Prasiolite mineral
Elbaite mineral
Dravite mineral
Andradite mineral
Rough diamond
Rough diamonds
Corundum crystal
Cordierite crystal
Twinned augite crystals
Quartzite metamorphic rock
Dendritic crystals in chalcedony
Andradite, New Jersey
Round agate geode
Dyed agate slice
Banded Amethyst stone
Amethyst
Topaz specimens
Demantoid
Tourmaline crystals in quartz
Amethyst crystals
Prismatic amethyst crystal
Grossular garnet crystals on rock surface
Cuprite crystals, close-up
Sphene crystals in groundmass, close-up
Blue benitoite and white natrolite
Almandine mineral sample
Olivine mineral sample
Rose quartz mineral, artwork
Large ruby slice
Oval amethyst
Round cut tanzanite
Nephrite crystals
Titanite crystals in actinolite
Rough emeralds
Quartz crystal
Raw citrine crystal
Azurite crystals
Jasp agate stone
Jasp agate polished surface
Tourmaline