Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Category
Mineral, Often Found In Metamorphic Rocks But Also In Sedimentary And Igneous Rocks
Browse mineral, often found in metamorphic rocks but also in sedimentary and igneous rocks specimens identified by the Rock Identifier community.
Quartz with inclusions
SiO2
mineral
Sapphire (Blue)
Corundum (Al2O3)
mineral
Hematite
Ferric Oxide (Fe2O3)
mineral
Garnet
Garnet Group (Silicate mineral); general formula X3Y2(SiO4)3
mineral
Peridot
Olivine ((Mg, Fe)2SiO4)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Rough Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Calcite
Calcite (CaCO3)
mineral
Ruby
Corundum (Al2O3 with Chromium impurities)
mineral
Chalcopyrite
Chalcopyrite (CuFeS2)
Mineral
Smoky Quartz (with possible Garnet inclusions)
Silicon Dioxide (SiO2)
mineral
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Sapphire
Corundum (Al2O3)
mineral
Black Star Diopside
Diopside (CaMgSi2O6) with Magnetite inclusions
mineral
Gneiss
Gneiss
metamorphic
Orthoclase Feldspar (Salmon variety)
Orthoclase, KAlSi3O8
mineral
Ruby (Corundum)
Corundum (Aluminum Oxide with Chromium), Al2O3:Cr
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Osumilite in Granite Matrix
(K,Na)(Fe,Mg)2(Al,Fe)3(Si,Al)12O30
mineral
Biotite Mica in Host Rock
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2)
mineral
Garnet
Almandine (Fe3Al2(SiO4)3)
mineral
Pyrite (Cube variety)
Iron Sulfide (FeS2)
mineral
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Gneiss
Gneiss
metamorphic
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz with Muscovite Mica
SiO2 with KAl2(AlSi3O10)(OH)2
mineral group
Gneiss
Gneiss
metamorphic
Rhodonite
Manganese Inosilicate (MnSiO3), often with Ca, Fe, Mg, Zn
Mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Gneiss
Gneiss
metamorphic
Calcite
Calcite (Mineral, Calcium Carbonate - CaCO3)
Mineral
Iolite (Cordierite)
Magnesium Iron Aluminum Silicate (Mg,Fe)2Al4Si5O18
mineral
Garnet (Almandine)
Almandine Fe3Al2(SiO4)3
mineral
Green Opal
Hydrated Silica (SiO2·nH2O)
mineraloid
Ruby Zoisite
Anyolite (Ca2Al3(SiO4)3(OH) + Al2O3:Cr)
metamorphic
Quartz
Quartz (Silicon Dioxide, SiO2)
Mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2) with Hematite/Limonite impurities
mineral
Gneiss (Cobble)
Gneiss
metamorphic
Folded Schist / Gneiss (Metamorphic Rock)
Regional Metaphoric Folded Outcrop (predominantly Schist/Gneiss)
metamorphic