Osumilite in Granite Matrix
(K,Na)(Fe,Mg)2(Al,Fe)3(Si,Al)12O30
mineral
Category
Mineral (Found In Igneous And Metamorphic Rocks)
Browse mineral (found in igneous and metamorphic rocks) specimens identified by the Rock Identifier community.
Learn about Mineral (Found In Igneous And Metamorphic Rocks) in the encyclopedia
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Agate
Silicon Dioxide (Chalcedony), SiO2
sedimentary
Yellow Agate
Silicon Dioxide (Chalcedony), SiO2
gemstone
Black Tourmaline
Schorl (NaFe2+3Al6(BO3)3Si6O18(OH)4)
mineral
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Pyrite
Iron Pyrite (FeS2)
Mineral
Quartz (Clear Quartz Point)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Garnetiferous Pegmatite
Pegmatite with Almandine Garnet and Muscovite
igneous
Schist
Metamorphic Rock (Schist)
metamorphic
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Agate
Silicon Dioxide (Chalcedony), SiO2
sedimentary
Iolite
Cordierite (Magnesium Aluminum Silicate, (Mg,Fe)2Al3(AlSi5O18))
gemstone
Agate
Silicon Dioxide (Chalcedony), SiO2
sedimentary
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Calcite (Yellow/Orange variety - sometimes called Honey Calcite)
Calcite
Mineral
Quartz (Milky Quartz / Quartz Crystal)
Silicon Dioxide (SiO2)
mineral
Epidote with Quartz Vein
Epidote-bearing metamorphic rock with quartz (Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Almandine Garnet
Almandine, Fe3Al2(SiO4)3
mineral
Black Sand (Magnetite Sand)
Magnetite (Fe3O4)
mineral
Muscovite Mica (Golden/Yellow variety)
KAl2(AlSi3O10)(F,OH)2
mineral
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
mineral
Garnet (almandine or pyrope variety)
Silicate mineral Group: (Fe, Mg, Mn, Ca)3(Al, Fe, Cr)2(SiO4)3
mineral
Blue Sapphire
Corundum (Al2O3) with iron and titanium impurities
mineral
Magnetite
Iron(II,III) oxide (Fe3O4)
mineral
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
mineral
Feldspar (Orthoclase)
Potassium Feldspar (KAlSi3O8)
mineral
Red Garnet (Almandine-Pyrope series)
Garnet Group, Almandine (Fe3Al2(SiO4)3) or Pyrope (Mg3Al2(SiO4)3)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Silicon Dioxide (Quartz variety) with Fuchsite inclusions (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)
mineral
Agate
Silicon dioxide (Chalcedony), SiO2
sedimentary
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Pyrite (Iron Pyrites)
Iron Sulfide (FeS2)
mineral
Feldspar
Potassium Feldspar (KAlSi3O8)
mineral