Quartz
Silicon Dioxide (SiO2)
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.
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Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Amphibolite (specifically Hornblende Schist/Gneiss)
Amphibole-rich Metamorphic Rock
metamorphic
Quartz (Grain)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Amazonite
Amazonite (KAlSi3O8) - a variety of Microcline Feldspar
Mineral
Garnet (Almandine)
Almandine Garnet (Fe3Al2(SiO4)3)
gemstone
Green Schist
Greenschist (Chlorite Schist)
metamorphic
Quartz
Silicon Dioxide (SiO₂)
Mineral
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Yellow/Orange variety)
Silicon Dioxide (SiO2)
mineral
Quartz (likely Yellow/Orange variety, possibly Citrine or Chalcedony with iron staining)
Quartz (SiO₂)
Mineral
Clear Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Fluorite (Rainbow Fluorite Point)
Calcium Fluoride (CaF2)
mineral
Yellow Quartz (Citrine or Quartzite Pebble)
Silicon Dioxide (SiO2)
mineral
Muscovite
KAl2(AlSi3O10)(OH)2
mineral
Blue Apatite
Apatite, Ca5(PO4)3(F,Cl,OH)
mineral
Black Star Diopside (beads)
Diopside (CaMgSi2O6) - a member of the pyroxene group
Mineral
Gold Mineral
Native Gold (Au)
mineral
Quartz pebble
Silicon dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Ruby Zoisite
Anyolite (Composition of Green Zoisite, Black Tschermakite, and Red Corundum)
metamorphic
Citrine
Silicon Dioxide (SiO2)
gemstone
Gneiss (with Mica and Quartz)
Gneissic Metamorphic Rock
metamorphic
Biotite Schist
Biotite Gneiss/Schist (approximate formula K(Mg,Fe)3AlSi3O10(OH)2)
metamorphic
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Optical Calcite (Iceland Spar)
Calcite (Calcium Carbonate, CaCO3)
mineral
Quartz
Silicon Dioxide (SiO2)
Mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Black Spinel
Magnesium Aluminum Oxide (MgAl2O4)
mineral
Magnetite / Hematite mix (Iron Ore)
Fe3O4 (Magnetite) / Fe2O3 (Hematite)
mineral