Gneiss
Gneiss
metamorphic
Category
Sedimentary Or Igneous Associated Mineral
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
Learn about Sedimentary Or Igneous Associated Mineral in the encyclopedia
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Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Red Garnet (likely Almandine or Pyrope)
Garnet group: X3Y2(SiO4)3 (e.g., Almandine: Fe3Al2Si3O12)
mineral
Galena with Pyrite
Lead Sulfide (PbS) associated with Iron Sulfide (FeS2)
mineral
Banded Gneiss / Metamorphic River Pebble
Gneiss (Foliated Metamorphic Rock)
metamorphic
Opal
Hydrated Silica (SiO2·nH2O)
mineral
Yellow Aventurine
Quartz (Silicon Dioxide, SiO2) with inclusions
mineral
Granite with Pyrite or Mica
Phaneritic intrusive igneous rock
igneous
Chalcopyrite (Peacock Ore)
Chalcopyrite (CuFeS2)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz-veined Metamorphic Pebble
Silicate-rich metamorphic rock with quartz veins (SiO2)
metamorphic
Eudialyte
Na15Ca6(Fe2+,Mn2+)3Zr3(Si,Nb)Si25O73(O,OH,H2O)3(Cl,OH)2
mineral
Chalcopyrite (Peacock Ore)
Chalcopyrite (CuFeS2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Gneiss
Banded Metamorphic Rock (Gneiss)
metamorphic
Geode
Silicon Dioxide (Quartz/Chalcedony) in carbonate or volcanic host rock
sedimentary
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Gold
Native Gold (Au)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Sodalite
Sodalite, Na8(Al6Si6O24)Cl2
mineral
Gneiss
Gneiss
metamorphic
Dark metamorphic rock, likely biotite schist or gneiss
Quartz–feldspar–biotite metamorphic rock; exact identification requires a fresh surface and testing
metamorphic
Quartz with Mica/Host Rock
Silicon Dioxide (SiO2) with Phyllosilicates
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Chalcopyrite (Peacock Ore)
Copper Iron Sulfide (CuFeS2)
mineral
Potassium Feldspar
Orthoclase (KAlSi3O8)
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Fluorite
Calcium Fluoride (CaF2)
mineral
Granite
Intrusive Igneous Rock
igneous
Lapis Lazuli
Lapis Lazuli (Rock composed mainly of lazurite, calcite, and pyrite)
gemstone
Greenschist
Greenschist (composed mainly of chlorite, epidote, actinolite, and albite)
metamorphic
Rhodochrosite
Rhodochrosite, Manganese Carbonate (MnCO3)
mineral
Emerald
Beryl (Be3Al2(SiO3)6)
gemstone
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Orbicular Rhyolite (Rainforest Jasper)
Rhyolite containing Spherulites (SiO2 with impurities)
igneous
Pegmatite (Quartz and Feldspar with Dark Minerals)
Igneous Pegmatite
igneous
Banded Gneiss Pebble
Gneiss (Metamorphic Rock)
metamorphic
Chromite
Chromite (FeCr2O4)
mineral
Agate
Chalcedony (SiO2)
sedimentary
Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral