Epidote
Epidote (formula: Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
Category
Browse mineral (found in igneous and metamorphic rocks) specimens identified by the Rock Identifier community.
Epidote
Epidote (formula: Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
Garnet (Almandine)
Almandine (Fe3Al2(SiO4)3)
Garnet (Almandine)
Almandine (Fe3Al2(SiO4)3)
White Quartz
Silicon Dioxide (SiO2)
Quartz Mineral
Silicon Dioxide (SiO2)
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Quartz (Raw Specimen)
Silicon Dioxide (SiO2)
Magnetite with Pyroxene
Magnetite (Fe3O4) in Mafic Igneous Matrix
Quartz Crystal
Silicon Dioxide (SiO2)
White Quartz
Silicon Dioxide (SiO2)
Orthoclase Feldspar
K(AlSi3O8)
Banded Agate
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Nephrite Jade
Ca2(Mg,Fe)5Si8O22(OH)2 (Tremolite-Actinolite series)
Quartz Pebble
Silicon Dioxide (SiO2)
Blue Apatite
Apatite group (Ca5(PO4)3(F,Cl,OH))
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
White Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Agate
Silicon Dioxide (Chalcedony), SiO2
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Potassium Feldspar (Orthoclase)
Orthoclase (KAlSi3O8)
Chalcopyrite
CuFeS2
Magnetite (Octahedral Crystal)
Magnetite (Fe3O4)
Clear Quartz (Faceted Crystal)
Silicon Dioxide (SiO2)
Rose Quartz
Quartz (SiO2) with trace elements of titanium, iron, or manganese
Mica (Muscovite) in Granite
Muscovite (KAl2(AlSi3O10)(OH)2)
Magnetite
Magnetite (Fe3O4)
Corundum (variety Ruby/Sapphire)
Aluminum Oxide (Al2O3)
Smoky Quartz
Crystalline Silicon Dioxide (SiO2)
Garnet
Almandine/Pyrope Garnet (Silicate Mineral Group)
White Quartz
Silicon Dioxide (SiO2)
Plagioclase Feldspar
Plagioclase Feldspar Series (NaAlSi3O8 - CaAl2Si2O8)
Quartzite with Mica / Gneiss Pebble
Metamorphic Rock (Quartz-Feldspar-Mica aggregate)
Agate
Silicon Dioxide (SiO2)
Potassium Feldspar (Orthoclase)
KAlSi3O8
Feldspar (Potassium Feldspar / Orthoclase)
KAlSi3O8 (Potassium Aluminum Silicate)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Garnet
Garnet (X3Y2(SiO4)3)
Gneiss and Igneous Rock Collection
Foliated Metamorphic Rock (Gneiss) / Igneous Rocks