Epidote
Epidote - Ca2(Al,Fe)3(SiO4)3(OH)
metamorphic
Category
Metamorphic (Modified)
Browse metamorphic (modified) specimens identified by the Rock Identifier community.
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Garnet Schist
Almandine Garnet Schist (Fe3Al2(SiO4)3 in Schistose matrix)
metamorphic
Rhodonite
Inosilicate (Manganese Iron Magnesium Calcium Silicate, (Mn,Fe,Mg,Ca)SiO3)
mineral
Apatite
Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))
mineral
Dumortierite Quartz
Dumortierite-bearing Quartz (Al7BO3(SiO4)3O3)
metamorphic
Garnet in Matrix
Almandine Garnet (Fe3Al2(SiO4)3)
metamorphic
Blue Apatite
Apatite, Ca5(PO4)3(F,Cl,OH)
mineral
Garnet Schist
Garnet-bearing Mica Schist
metamorphic
Kyanite
Kyanite (Al2SiO5)
mineral
Zoisite with Ruby (Anyolite)
Zoisite – Ca2Al3(SiO4)3(OH) with inclusions of Ruby (Al2O3:Cr)
metamorphic
Rhodonite, Gray Moonstone, and White Feldspar Mix
Multiple: MnSiO3 (Rhodonite), (K,Na)AlSi3O8 (Feldspar/Moonstone)
mineral
Garnet in Schist (Mica Schist with Garnet Inclusion)
Garnetiferous Mica Schist (X3Al2(SiO4)3)
metamorphic
Quartz with Mica / Chlorite Inclusion
Silicon Dioxide (SiO2) with Phyllosilicate minerals
metamorphic
Greenschist (or Serpentinite) with Quartz-Feldspar Vein
Metabasalt / Greenschist Facies Rock
metamorphic
Garnet-bearing metamorphic rock, possibly garnet amphibolite or mica schist
Almandine garnet (Fe₃Al₂Si₃O₁₂) in a mafic, amphibole–feldspar-rich matrix
metamorphic
Rhodonite
(Mn,Fe,Mg,Ca)SiO3
mineral
Magnetite (Lodestone variety)
Magnetite (Fe3O4)
mineral
Rhodonite
Manganese silicate (MnSiO3)
mineral
Bornite
Bornite (Cu5FeS4)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Venetian Gold Granite
Phaneritic Felsic Igneous Rock (Granite)
igneous
Epidote
Epidote | Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH)
metamorphic
Rhodonite
Manganese silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Quartzite with Epidote/Chlorite Inclusion
Metamorphic Quartzite (SiO2 with accessory silicate minerals)
metamorphic
Rhodonite
Rhodonite (Mn,Fe,Mg,Ca)SiO3
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
mineral
Mica Schist
Schist (Mica-rich Metamorphic Rock)
metamorphic
Blue Apatite
Apatite (Group), Ca5(PO4)3(F,Cl,OH)
mineral
Iolite (Cordierite)
Cordierite (Mg2Al4Si5O18)
gemstone
Pink Garnet in Matrix
Grossular or Almandine Garnet (X3Y2(SiO4)3)
metamorphic
Green Aventurine
Quartz (SiO2) with fuchsite inclusions
mineral
Biotite on Quartz
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2) and Quartz (SiO2)
mineral
Garnet in Schist or Pegmatite
Almandine Garnet (Fe3Al2(SiO4)3) in host rock
metamorphic
Almandine Garnet
Iron aluminum silicate (Fe3Al2(SiO4)3)
metamorphic
Garnet-Mica Schist
Garnetiferous Porphyroblastic Schist
metamorphic
Rough Garnet (Almandine)
Almandine Garnet (Fe3Al2(SiO4)3)
mineral
Likely dark green-gray metamorphic pebble
Indeterminate; possibly chlorite schist, serpentinite, or amphibolite
metamorphic
Sunstone / Peach Moonstone (Feldspar variety)
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Blue Aventurine
Silicon Dioxide (SiO2) containing Dumortierite or Crocidolite inclusions
mineral
Rhodonite
Rhodonite (Mn,Fe,Mg,Ca)SiO3
mineral