Pyrite (Fools Gold)
Iron Sulfide (FeS2)
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.
Learn about Mineral, Often Found In Metamorphic Rocks But Also In Sedimentary And Igneous Rocks in the encyclopedia
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Quartz (Citrine or Iron-Stained)
Silicon Dioxide (SiO2)
mineral
Red Garnet
Pyrope-Almandine series (Mg3Al2(SiO4)3 to Fe3Al2(SiO4)3)
mineral
Pyrite in Matrix (often with Chalcopyrite)
Iron Sulfide (FeS2) / Copper Iron Sulfide (CuFeS2)
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Orthoclase Feldspar (Twinning Specimen)
Orthoclase (KAlSi3O8)
mineral
Pyrite
Pyrite (FeS2)
Mineral
Blue Chalcedony
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Quartz (SiO₂)
Mineral
Potassium Feldspar (Orthoclase)
Orthoclase (KAlSi3O8)
mineral
Biotite Schist
Biotite Gneiss/Schist (approximate formula K(Mg,Fe)3AlSi3O10(OH)2)
metamorphic
Almandine Garnet
Almandine - Fe3Al2(SiO4)3
mineral
Specular Hematite
Iron(III) oxide (Fe2O3)
mineral
Quartz Mineral
Silicon Dioxide (SiO2)
mineral
Native Gold (in the form of jewelry)
Gold (Au)
mineral
Feldspar
KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8 (Feldspar group)
mineral
Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
mineral
Magnetite
Magnetite (Fe3O4)
Mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Hematite
Iron (III) oxide (Fe2O3)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (beads)
SiO2 (Silicon Dioxide)
Mineral
Quartz
Quartz (SiO2 - Silicon Dioxide)
Mineral
Pyrite
Iron Disulfide (FeS2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Labradorite
Labradorite (Plagioclase Feldspar Series - (Ca, Na)(Al, Si)4O8)
mineral
Chalcedony (Agate/Carnelian)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Ruby
Corundum (Al2O3)
mineral
Garnet
Garnet Group (Silicate Minerals), formula varies e.g., Alm: Fe3Al2(SiO4)3
mineral
Graphite
Graphite (Chemical Formula: C)
Mineral (Native Element)
Greenschist
Chlorite schist
metamorphic
Pyrite (on a metal substrate)
Iron Sulfide (FeS2)
mineral
Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Muscovite
Muscovite, KAl2(AlSi3O10)(OH)2
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Apatite group (Ca5(PO4)3(F,Cl,OH))
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral