Pyrite Cubes in Matrix
Iron Disulfide (FeS2) in Host Matrix
mineral side rock
Category
Sedimentary Or Metamorphic
Browse sedimentary or metamorphic specimens identified by the Rock Identifier community.
Learn about Sedimentary Or Metamorphic in the encyclopedia
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Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Greenschist
Chlorite schist
metamorphic
Garnet Schist
Almandine-Mica Schist
metamorphic
Blue Kyanite
Kyanite (Al2SiO5)
mineral
Pink Rhodonite
Manganese Silicate (MnSiO3)
mineral
Gneiss
Gneiss (Metamorphic rock)
metamorphic
Gneiss
Foliated Metamorphic Rock
metamorphic
Gneiss (Augen Gneiss)
Augen Gneiss
metamorphic
Quartz (likely a form of massive or vein quartz)
Quartz (SiO₂)
Mineral
Anthracite Coal
Anthracite (Metamorphic Coal)
sedimentary
Mica Schist
Mica Schist (primarily composed of Muscovite/Biotite)
metamorphic
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Botryoidal Pyrite
Iron Sulfide (FeS2)
mineral
Garnet
Garnet (X3Y2(SiO4)3)
mineral
River Quartzite Siltstone
Quartz-rich Meta-siltstone (SiO2 dominated)
metamorphic
Epidote
Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
metamorphic
Almandine Garnet in Matrix
Almandine, Fe3Al2(SiO4)3
metamorphic
White Quartz (Milky Quartz)
Quartz (Silicon Dioxide - SiO2)
mineral
Green Aventurine
Aventurine Quartz (SiO2 with fuchsite inclusions)
Mineral
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Granitic Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Graphite
Graphite (Native Carbon), Formula: C
Metamorphic
Graphite
Graphite (Carbon, C)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Mica Schist with Quartz
Mica Schist (primarily Muscovite or Biotite with Quartz)
metamorphic
Green Schist
Greenschist (Chlorite Schist)
metamorphic
Magnetite
Magnetite (Fe3O4)
mineral
Blue Kyanite
Kyanite (Al2SiO5)
mineral
Magnetite (Lodestone)
Magnetite (Fe3O4)
mineral
Almandine Garnet in Matrix
Almandine Garnet (Fe3Al2(SiO4)3) in Schist/Quartz Matrix
metamorphic
Specular Hematite (Specularite)
Iron(III) oxide (Fe2O3)
mineral
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
mineral
Kyanite
Kyanite (Al2SiO5)
mineral
Jasper with Hematite Inclusions
Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3)
sedimentary
Pyrite
Iron Disulfide (FeS2)
Mineral
Mica Schist with Garnet inclusions
Mica Schist (primarily Muscovite and Biotite - KAl2(AlSi3O10)(OH)2)
metamorphic
Biotite Schist
Biotite Gneiss/Schist (approximate formula K(Mg,Fe)3AlSi3O10(OH)2)
metamorphic
Quartz Vein in Host Rock (Breccia/Rhyolite)
Silicon Dioxide (SiO2) with matrix
Mineral in Igneous/Sedimentary host
Calcite
Calcium Carbonate (CaCO3)
mineral