Fuchsite
Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)
Category
Browse metamorphic rock (for both nephrite and jadeite) specimens identified by the Rock Identifier community.
Fuchsite
Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)
Fuchsite Schist
Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2) in Schist
Garnet (Almandine)
Almandine (Fe3Al2(SiO4)3)
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
Muscovite
Muscovite (KAl2(AlSi3O10)(OH)2)
Citrine
Silicon dioxide (SiO2)
Tiger's Eye (Rough)
Pseudomorph of Quartz after Crocidolite (SiO2 with iron inclusions)
Spessartine Garnet
Manganese aluminum silicate (Mn2+3Al2(SiO4)3)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
Ruby in Fuchsite
Cr-rich Muscovite (Fuchsite) with Corundum (Ruby)
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
Milky Quartz
Silicon Dioxide (SiO2)
Labradorite
Labradorite ((Ca, Na)(Al, Si)4O8)
Mica (Muscovite)
Muscovite (KAl2(AlSi3O10)(OH)2)
Sodalite
Na8(Al6Si6O24)Cl2
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Smoky Quartz
Silicon Dioxide (SiO2)
Amethyst
SiO2 (Silicon Dioxide with Iron impurities)
Black Kyanite
Kyanite (Al2SiO5) with carbonaceous inclusions
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Rutilated Prehnite
Prehnite - Ca2Al(AlSi3O10)(OH)2 with Epidote/Tourmaline inclusions
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
Dumortierite Quartz
Dumortierite (Al7BCuO15)
Amethyst (Chevron or Banded Amethyst)
Silicon Dioxide (SiO2) with trace Iron (Fe)
Quartz (Drusy/Crystalline)
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Greenschist
Chlorite-actinolite schist
Raw Corundum (Sapphire/Ruby variant)
Aluminum oxide (Al2O3)
Aquamarine
Beryl (Be3Al2Si6O18)
Banded Agate (Carnelian variety)
Cryptocrystalline Quartz (SiO2)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Orthoclase Feldspar with Quartz
Orthoclase (KAlSi3O8)
Smoky Quartz
Silicon Dioxide (SiO2)
Magnetite
Iron(II,III) oxide (Fe3O4)
Blue Calcite
Calcium Carbonate (CaCO3)
Smoky Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Disulfide (FeS2)
Aventurine
Silicon Dioxide (SiO2 with inclusions of Fuchsite mica)