Epidote (or Epidote-rich rock)
Epidote. Mineral formula: Ca2(Al,Fe)3(SiO4)3(OH).
Mineral, often found in metamorphic rocks but also in sedimentary and igneous rocks
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.
Learn about Mineral, Often Found In Metamorphic Rocks But Also In Sedimentary And Igneous Rocks in the encyclopedia
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Ruby (Raw Corundum)
Al2O3 (Aluminum Oxide)
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Sapphire
Corundum (Al2O3)
gemstone
Fluorite Bracelet (light green beads) and possibly Lavender Jadeite (purple bead)
Fluorite: CaF₂ (Calcium Fluoride); Jadeite: NaAlSi₂O₆ (Sodium Aluminum Silicate)
Mineral for Fluorite; Mineral/Rock for Jadeite (as it's often a rock composed primarily of jadeite mineral)
Yellow Sapphire
Corundum (Al2O3) with iron impurities
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Blue Apatite
Apatite (Group), Ca5(PO4)3(F,Cl,OH)
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Red Garnet
Almandine Garnet (Fe3Al2(SiO4)3)
mineral
Blue Sapphire
Corundum (Al2O3) with iron and titanium impurities
mineral
Apatite
Fluorapatite, Chlorapatite, and Hydroxylapatite (Ca5(PO4)3(F,Cl,OH))
mineral
Apatite
Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))
mineral
Red Garnet (likely Almandine or Pyrope)
Garnet group: X3Y2(SiO4)3 (e.g., Almandine: Fe3Al2Si3O12)
mineral
Muscovite Mica (Golden/Yellow variety)
KAl2(AlSi3O10)(F,OH)2
mineral
Potassium Feldspar
K-Feldspar (Orthoclase/Microcline) KAlSi3O8
mineral
Potassium Feldspar (Orthoclase)
KAlSi3O8
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
Ruby
Corundum (Al2O3 with Chromium traces)
mineral
Garnet (Almandine)
Almandine (Fe3Al2(SiO4)3)
mineral
Garnet (likely Pyrope or Almandine)
Garnet Group (complex nesosilicate minerals, e.g., Pyrope Mg3Al2(SiO4)3, Almandine Fe3Al2(SiO4)3, Spessartine Mn3Al2(SiO4)3, Grossular Ca3Al2(SiO4)3, Andradite Ca3Fe2(SiO4)3, Uvarovite Ca3Cr2(SiO4)3). The vivid red color in the image strongly suggests Pyrope or Almandine.
Mineral
Magnetite / Ironstone
Magnetite (Fe3O4)
mineral
Epidote
Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz crystals on matrix
Silicon dioxide (SiO2)
mineral
Blue Apatite
Apatite - Ca5(PO4)3(F,Cl,OH)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Labradorite (a variety of Feldspar)
Labradorite; (Na,Ca)(Al,Si)4O8 (a plagioclase feldspar)
igneous
Biotite Mica
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2)
mineral
Magnetite
Magnetite (Iron(II,III) oxide, Fe3O4)
mineral
Hematite
Iron (III) Oxide (Fe2O3)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Garnet (specifically Almandine)
Almandine - Fe3Al2(SiO4)3
metamorphic
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Hematite (likely Botryoidal or Specularite variant)
Iron(III) oxide (Fe2O3)
mineral
Labradorite (likely)
(Ca,Na)(Al,Si)4O8
mineral
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pink Sapphire
Corundum (Al2O3 with Chromium/Titanium/Iron traces)
mineral