Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Category
Igneous And Metamorphic
Browse igneous and metamorphic specimens identified by the Rock Identifier community.
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Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Peacock Ore
Bornite (Cu5FeS4) or iridescent Chalcopyrite (CuFeS2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Biotite Schist
Metamorphic Rock (Schist)
metamorphic
Banded Gneiss Pebble
Gneiss (Metamorphic Rock)
metamorphic
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Granitic Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Gneiss (with Mica and Quartz)
Gneissic Metamorphic Rock
metamorphic
Cloud Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Magnetite (Loadstone candidate)
Iron(II,III) oxide (Fe3O4)
mineral
Epidote in Matrix
Epidote; Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH)
metamorphic
Garnet
Almandine/Pyrope Garnet (Silicate Mineral Group)
mineral
Epidotite (Unakite-related)
Epidote-rich rock
metamorphic
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Chlorite (Small Flakes/Sand)
Chlorite Group (Magnesium Iron Aluminum Silicate Hydroxide - (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6)
mineral
Unakite
Epidotized Granite
metamorphic
Garnet
Almandine (Fe3Al2(SiO4)3)
mineral
Ruby
Corundum (Al2O3 with Chromium traces)
mineral
Ruby (Corundum)
Corundum (Aluminum Oxide) with chromium trace elements, Al2O3
mineral
Schist
Schist (Foliated Metamorphic Rock)
metamorphic
Gneiss (Granitic Gneiss)
Gneiss (composed primarily of Quartz, Feldspar, and Mica)
metamorphic
Amphibolite
Amphibolite (rich in amphibole and plagioclase feldspar)
metamorphic
Gneiss
Gneiss (Metamorphic rock)
metamorphic
Serpentinite (or Green Quartz Pebble)
Mg3Si2O5(OH)4 (Serpentine group) / SiO2 (Quartz mix)
metamorphic
Quartz (likely milky/rose quartz variety)
Quartz (SiO2 - Silicon Dioxide)
Mineral
Green Schist
Greenschist (containing Chlorite, Actinolite, and Epidote)
metamorphic
Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Biotite Schist
Biotite-rich Schist
metamorphic
Graphite
Graphite (Carbon, C)
mineral
Gneiss (Metamorphosed Granitic Rock)
Gneiss (composed mainly of quartz, feldspar, biotite, and/or hornblende)
metamorphic
Epidote
Epidote (Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Arsenopyrite in Quartz/Host Rock
Arsenopyrite (FeAsS)
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Auriferous Quartz (Gold-bearing Quartz)
Silicon Dioxide (SiO2) with trace Gold (Au) and Iron Oxides
mineral
Quartz / Quartzite
Silicon Dioxide (SiO2)
mineral / metamorphic
Garnet (Almandine variety)
Almandine Garnet (Fe3Al2(SiO4)3)
mineral
Greenschist
Greenschist (Chlorite Schist)
metamorphic
Greenschist (Greenstone)
Greenschist (Metamorphic rock containing chlorite, actinolite, and epidote)
metamorphic
Ruby in Zoisite
Anyolite (Calcium Aluminum Silicate with Aluminum Oxide impurities)
metamorphic