Pyrite
Iron Disulfide (FeS2)
Category
Browse metamorphic rock (for both nephrite and jadeite) specimens identified by the Rock Identifier community.
Pyrite
Iron Disulfide (FeS2)
Sodalite
Sodalite (Na4Al3Si3O12Cl)
Pyrite
Iron Sulfide (FeS2)
Clear Quartz
Silicon Dioxide (SiO2)
Blue Tiger's Eye
Crocidolite (fibrous riebeckite) silicified to Quartz (SiO2)
Nuummite
Orthoamphibole (mixture of Anthophyllite and Gedrite)
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities and natural radiation
Amethyst
Silicon Dioxide (SiO2) containing iron impurities
Pyrite (Iron Pyrites)
Iron Sulfide (FeS2)
Red Moss Agate or Jasper-Agate
Silicon Dioxide (SiO2)
Agate (Chalcedony)
Silicon Dioxide (SiO2)
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Beaded Jewelry (Assorted Gemstones)
Various minerals, including but not limited to Quartz (SiO2), Garnet (X3Y2(SiO4)3), Jade (Na(Al,Fe)Si2O6), Amethyst (SiO2),等の多様な組み合わせ
Yellow Quartz (Citrine or Quartz Crystal with Iron Inclusions)
Silicon Dioxide (SiO2)
Epidote
Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
Greenschist
Greenschist (Chlorite Schist)
Aventurine and Amazonite
Silicon Dioxide (SiO2) with inclusions and Microcline (KAlSi3O8)
Moonstone (Tumbled)
Orthoclase Feldspar (KAlSi3O8) with inclusions of Albite
Yellow Quartz (Citrine Quartz)
Silicon Dioxide (SiO2)
Fuchsite in Quartz
K(Al,Cr)2(AlSi3O10)(OH)2 (Muscovite with Chromium)
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Prasiolite (Green Quartz)
Silicon Dioxide (SiO2) with iron impurities
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Sand (Construction Grade)
Unconsolidated siliciclastic sediment (primarily SiO2)
Green Tourmaline
Elbaite - Na(Li1.5Al1.5)Al6Si6O18(BO3)3(OH)4
White Agate (resembling Bone Chalcedony)
Cryptocrystalline Quartz (SiO2)
Quartz (Milky or Grainy Variety)
Silicon Dioxide (SiO2)
White Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Garnet (Almandine/Pyrope)
Silicate Mineral (Group: X3Y2(SiO4)3 where X=Mg, Fe, Mn and Y=Al, Fe, Cr)
Labradorite
Labradorite (Plagioclase Feldspar Series) - (Ca, Na)(Al, Si)4O8
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Sunstone
Aventurine Feldspar (Plagioclase Feldspar with inclusions)
Garnet (specifically Almandine)
Almandine - Fe3Al2(SiO4)3
Chalcopyrite
Chalcopyrite (CuFeS2)
Orange Calcite
Calcium Carbonate (CaCO3)
Pyrite
Iron Sulfide (FeS2)
Pyrite
Iron Disulfide (FeS2)
Pink Rhodonite
Manganese Silicate (MnSiO3)
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
Smoky Quartz
SiO2 (Silicon Dioxide)