Mica Schist
Mica Schist
metamorphic
Category
Metamorphic And Igneous Rocks
Browse metamorphic and igneous rocks specimens identified by the Rock Identifier community.
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Magnetite / Ironstone
Magnetite (Fe3O4)
mineral
Sunstone
Feldspar group (Plagioclase / Oligoclase)
gemstone
Milky quartz pebble
Quartz, silicon dioxide (SiO₂)
mineral
Milky quartz
Quartz, silicon dioxide (SiO₂)
mineral
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Orthoclase Feldspar
K(AlSi3O8)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Biotite Mica in Quartz
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2) in Quartz (SiO2)
mineral
Garnet
Garnet group species (likely Almandine, Fe3Al2(SiO4)3)
mineral
Sapphire
Corundum (Al2O3)
mineral
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Orthoclase Feldspar with Quartz
Orthoclase (KAlSi3O8)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Banded Agate
Silicon Dioxide (SiO2)
mineral
Orthoclase Feldspar (Sunstone variety)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Potassium Feldspar
Orthoclase (KAlSi3O8)
mineral
Feldspar (Orthoclase)
Potassium Feldspar (KAlSi3O8)
mineral
Sodalite
Sodalite - Na8(Al6Si6O24)Cl2
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Quartz with Muscovite Mica
SiO2 with KAl2(AlSi3O10)(OH)2
mineral group
Pyrite
Iron Sulfide (FeS2)
mineral
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
mineral
Blue Sapphire (likely costume glass imitation)
Corundum (Al2O3) with iron/titanium impurities
mineral
Epidote
Ca2Al2(Fe3+,Al)(SiO43)(Si2O7)O(OH)
mineral
Gneiss
Metamorphic Gneiss
metamorphic
Biotite
K(Mg,Fe)3AlSi3O10(OH)2
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Fluorite Bracelet
Calcium Fluoride (CaF2)
mineral
Quartz-rich pebble
Mostly quartz (SiO₂), possibly a quartzite or vein-quartz fragment
mineral
Quartz-rich rock, possibly iron-stained quartz or quartzite
Quartz (SiO₂), potentially quartzite with iron-oxide staining
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Gneiss or Schist
Gneiss or Mica Schist with Garnet
Metamorphic
Epidote
Epidote (Ca2(Al, Fe)3(SiO4)3(OH))
mineral
Red Garnet
Pyrope or Almandine (X3Y2(SiO4)3)
mineral
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Milky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Pyrite
Iron Pyrite (FeS2)
Mineral
Schist
Metamorphic rock (Schist)
metamorphic
Green Aventurine
Silicon Dioxide with Fuchsite (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)
gemstone
Milky Quartz
Silicon Dioxide (SiO2)
mineral