Garnet
Garnet Group (Silicate Minerals)
mineral
Category
Organic Gemstone (Not A Mineral)
Browse organic gemstone (not a mineral) specimens identified by the Rock Identifier community.
Learn about Organic Gemstone (Not A Mineral) in the encyclopedia
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Labradorite (Gray Tumbled)
Labradorite (Ca,Na)(Al,Si)4O8
mineral
Bloodstone
Chalcedony (Quartz)
Mineral
Citrine
Silicon dioxide (SiO2)
mineral
Moonstone
Orthoclase (Potassium Aluminum Silicate), Formula: (K,Na)AlSi3O8
mineral
Carnelian
Carnelian (SiO2)
mineral
Quartz (specifically Rose or Smoky tinted Quartz)
Silicon Dioxide (SiO2)
mineral
Star Ruby
Corundum (Al2O3 with chromium and rutile inclusions)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Black Pearl (Tahitian Style)
Calcium Carbonate (Aragonite) - CaCO3 with Conchiolin
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Rough Quartz (var. Citrine or Yellow Quartz)
Silicon Dioxide (SiO2)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Amazonite
K(AlSi3O8), Microcline (potassium feldspar)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Chert (Iron-stained)
Microcrystalline Quartz (SiO2)
sedimentary
Epidote
Epidote (Ca2(Al, Fe)3(SiO4)3(OH))
metamorphic
Labradorite
(Ca, Na)(Al, Si)4O8
mineral
Amazonite
Microcline (KAlSi3O8, a variety of Potassium Feldspar)
mineral
Aquamarine
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Quartz on Matrix
Silicon Dioxide (SiO2)
mineral
Citrine
Silicon Dioxide (SiO2)
mineral
Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Chalcopyrite-bearing Ore
Chalcopyrite (CuFeS2)
mineral
Bloodstone (also known as Heliotrope)
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Emerald In Matrix
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
mineral
Amethyst (Druze)
Silicon Dioxide (SiO2) with iron impurities
mineral
Amethyst
Amethyst (Quartz variety), Silicon Dioxide (SiO2)
mineral
Amethyst
Amethyst (variety of Quartz, SiO2)
mineral
Kunzite (Pink Spodumene)
Spodumene, LiAl(SiO3)2
mineral
Amethyst
Amethyst (SiO2 with Iron impurities)
mineral
Amazonite in Matrix
Potassium Feldspar (Microcline), KAlSi3O8
mineral
Labradorite
Labradorite (Plagioclase Feldspar Series: (Ca,Na)(Al,Si)4O8)
mineral
Turquoise
Turquoise - CuAl6(PO4)4(OH)8·4H2O
mineral
Chrysocolla in Matrix
Hydrated copper silicate - (Cu,Al)2H2Si2O5(OH)4·nH2O
mineral
Rhodochrosite with Pyrite and Quartz
Manganese Carbonate (MnCO3)
mineral
Citrine
Citrine (Silicon Dioxide - SiO2)
mineral
Moonstone
Orthoclase Feldspar (KAlSi3O8)
Mineral
Amazonite
K(AlSi3O8) - Microcline (Lead-bearing variety)
mineral
Amethyst
Silicon Dioxide (SiO2) with iron impurities
mineral
Amethyst
SiO2 (Silicon Dioxide with Iron impurities)
mineral