Jadeite (Jade)
NaAlSi2O6 (Sodium Aluminum Silicate)
metamorphic
Category
Sedimentary Or Metamorphic (Low Grade)
Browse sedimentary or metamorphic (low grade) specimens identified by the Rock Identifier community.
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Serpentine
Antigorite/Lizardite/Chrysotile group, Mg3Si2O5(OH)4
metamorphic
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
metamorphic
Schist
Mica Schist (Metamorphic Rock)
metamorphic
Garnet (Almandine)
Almandine, Fe3Al2(SiO4)3
metamorphic
Calcite
Calcium Carbonate (CaCO3)
mineral
Almandine Garnet
Almandine, Fe3Al2(SiO4)3
mineral
Mica schist
Schist (rich in Muscovite or Biotite mica)
metamorphic
Mica Schist
Mica Schist (primarily Muscovite or Biotite sheet silicates)
metamorphic
Granite Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Nephrite Jade
Ca2(Mg,Fe)5Si8O22(OH)2
metamorphic
Osumilite in Granite Matrix
(K,Na)(Fe,Mg)2(Al,Fe)3(Si,Al)12O30
mineral
Schist
Mica Schist
metamorphic
Muscovite Schist with Muscovite Mica
Muscovite-rich Schist (KAl2(AlSi3O10)(OH)2)
metamorphic
Chinese Jade (Green Nephrite or Jadeite)
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2) or Jadeite (NaAlSi2O6)
gemstone
Serpentine
Serpentinite (Mg,Fe,Ni,Al,Zn,Mn)2-3(Si,Al,Fe)2O5(OH)4
metamorphic
White Jade (Nephrite or Jadeite)
Tremolite-Actinolite / Sodium Aluminum Silicate (NaAlSi2O6)
metamorphic
Serpentine
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4
metamorphic
Serpentine
Serpentine group ((Mg, Fe)3Si2O5(OH)4)
metamorphic
Gold-bearing Quartz (Auriferous Quartz)
Quartz (SiO2) with native Gold (Au) inclusions
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Gold in Quartz Matrix
Native Gold (Au) in Quartz (SiO2)
mineral
Pearl
Calcium carbonate (CaCO3) - mainly Aragonite with Conchiolin
mineraloid
Gold-Bearing Quartz
Auriferous Quartz (SiO2 with native Au)
Mineral
Alexandrite in Matrix
Chrysoberyl (BeAl2O4 with Chromium impurities)
mineral
Raw Diamond
Carbon (C)
mineral
Turquoise
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
mineral
Granite Gneiss
Gneiss (high-grade metamorphic rock)
metamorphic
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
mineral
Scoria
Extrusive Mafic Volcanic Rock
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Mica Schist
Metamorphic rock dominated by micas (muscovite, biotite)
metamorphic
Potassium Feldspar (Orthoclase / Microcline)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Lepidolite
Lepidolite (K(Li,Al)3(Si,Al)4O10(F,OH)2)
mineral
Black Onyx
Silicon Dioxide (SiO2) - Chalcedony
gemstone
Yellow Jade (or Carnelian / Chalcedony)
SiO2 (Silicon Dioxide)
mineral
Serpentinite
Serpentinite (Hydrous magnesium iron phyllosilicate)
metamorphic
Pyrite
Iron Sulfide (FeS2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Ruby in Zoisite
Anyolite
metamorphic
Schist
Mica Schist
metamorphic