Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
mineral
Category
Metamorphic Or Igneous (Context Dependent)
Browse metamorphic or igneous (context dependent) specimens identified by the Rock Identifier community.
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Zoisite with Hornblende
Zoisite (Ca2Al3(SiO4)3(OH)) with Amphibole inclusions
metamorphic
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
mineral
Magnetite
Iron(II,III) oxide (Fe3O4)
mineral
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
mineral
Lapis Lazuli
Lapis Lazuli (Rock composed mainly of lazurite, calcite, and pyrite)
gemstone
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Magnetite (Octahedral Crystal)
Magnetite (Fe3O4)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Greenschist
Greenschist (containing Chlorite, Actinolite, and Epidote)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Mica
Mica group (often Muscovite or Biotite)
mineral
Clear Quartz
SiO2 (Silicon Dioxide)
gemstone
Yellow Sapphire or Citrine
Al2O3 (Corundum) or SiO2 (Quartz)
mineral
Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Opalite
Synthetic Glass, SiO2 base with metallic inclusions
mineraloid (synthetic)
Ruby (Corundum)
Aluminum oxide (Al2O3) with Chromium traces
mineral
Magnetite-rich Iron Ore
Magnetite (Fe3O4)
mineral
Green Chalcedony (Batu Akik)
Silicon Dioxide (SiO2)
gemstone
Magnetite (Lodestone)
Magnetite (Fe3O4)
mineral
Biotite on Quartz
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2) and Quartz (SiO2)
mineral
Zoisite with Ruby (Anyolite)
Zoisite – Ca2Al3(SiO4)3(OH) with inclusions of Ruby (Al2O3:Cr)
metamorphic
Chalcopyrite
CuFeS2 (Copper Iron Sulfide)
mineral
Pink Quartz
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Apatite, Ca5(PO4)3(F,Cl,OH)
mineral
Quartz Heart or Arrowhead Shape
Silicon Dioxide (SiO2)
mineral
Magnetite Orthorthotropic Rock
Magnetite (Fe3O4)
mineral
Feldspar (Plagioclase / Potassium Feldspar)
Feldspar Group (KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8)
mineral
Gold (Elemental Metal)
Gold (Au)
Mineral
Magnetite
Magnetite (Iron(II,III) oxide, Fe3O4)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Epidote
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
mineral
Magnetite (Lodestone)
Magnetite (Fe3O4)
mineral
Magnetite
Iron(II,III) oxide (Fe3O4)
mineral
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
mineral
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
Pyrite in Matrix
Iron Sulfide (FeS2)
mineral
Blue Apatite
Calcium Fluorophosphate - Ca5(PO4)3F
mineral
Moonstone
Orthoclase (KAlSi3O8)
mineral
Apatite
Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)
mineral
Apatite
Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral