Muscovite Schist
Mica Schist (KAl2(AlSi3O10)(OH)2)
Category
Browse sedimentary or metamorphic derived specimens identified by the Rock Identifier community.
Muscovite Schist
Mica Schist (KAl2(AlSi3O10)(OH)2)
Serpentine
Serpentine-group ((Mg,Fe,Ni,Al,Zn,Mn)3(Si,Al,Fe)2O5(OH)4)
Schist
Mica Schist
Yellow Quartzite (River Pebble)
Quartzite (mainly SiO2 with iron oxide impurities)
Mica Schist
Mica Schist
Zoisite with Ruby / Anyolite
Anyolite (Ca2Al3(SiO4)3(OH) with Chromian Zoisite and Tschermakite inclusions)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Schist
Mica Schist
Aquamarine
Beryl (Be3Al2Si6O18)
Chalcedony
Silicon Dioxide (SiO2)
Red Jasper
Silicon dioxide (SiO2) with Iron inclusions
Red Jasper (Siltstone variant)
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
Rhodonite Tumbled Chips
Manganese silicate (Mn,Fe,Mg,Ca)SiO3
Hypersthene
Hypersthene (Enstatite variety), (Mg,Fe)SiO3
Vanadinite
Vanadinite (Pb5(VO4)3Cl)
Fancy Jasper
Silicon Dioxide (SiO2)
Serpentine
Antigorite, Lizardite, or Chrysotile; Mg3Si2O5(OH)4
Feldspar
Potassium Feldspar (KAlSi3O8)
Schist
Schist
Schist
Schist
Greenschist
Greenschist (composed primarily of Chlorite, Actinolite, and Epidote)
Serpentine
Serpentine group, including Antigorite, Lizardite, and Chrysotile (Mg,Fe,Ni,Al,Zn,Mn)2-3(Si,Al,Fe)2O5(OH)4
Serpentine
Antigorite/Chrysotile/Lizardite (Mg,Fe)3Si2O5(OH)4
Ruby in Zoisite (Anyolite)
Anyolite (Combination of Corundum and Zoisite)
Marble
Metamorphic Limestone (CaCO3)
Aquamarine (Beryl)
Beryllium aluminum silicate (Be3Al2Si6O18)
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Jasper
Jasper (Silicon Dioxide, SiO2)
Red Jasper
Jasper (SiO2) with Hematite (Fe2O3) inclusions
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Red Jasper
Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)
Feldspar (Orthoclase/Potassium Feldspar)
KAlSi3O8 (Potassium Aluminum Silicate)
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Orthoclase Feldspar
Potassium Aluminum Silicate (KAlSi3O8)
Jasper
Silicon dioxide (SiO2) with impurities
Mica Schist
Mica Schist (primarily muscovite and biotite)
Zoisite with Ruby (Anyolite)
Anyolite (Ca2Al3(SiO4)3(OH) + (Hb, Al, Cr)2O3)
Schist
Mica Schist
Serpentine
Antigorite/Lizardite (Mg, Fe)3Si2O5(OH)4
Mica Schist
Schist (Biotite/Muscovite rich)