Aragonite
Calcium Carbonate (CaCO3)
mineral
Category
Mineral Composite
Browse mineral composite specimens identified by the Rock Identifier community.
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Quartz
Silicon Dioxide (SiO2)
mineral
Spodumene
Spodumene (LiAl(SiO3)2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Biotite Mica
K(Mg,Fe)_3AlSi_3O_10(OH)_2
mineral
Limonite with Quartz
Hydrated Iron Oxide Hydroxide with Silicon Dioxide (FeO(OH)·nH2O + SiO2)
mineral
Tourmaline
Complex boron silicate, (Na,Ca)(Al,Fe,Li)_3Al_6(BO_3)_3Si_6O_18(OH)_4
mineral
Sulphur
Sulfur (S)
mineral
Limonite
FeO(OH)•nH2O
mineral
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Sulfur on Rock Matrix
Sulfur (S) on host rock
mineral
Red Granite
Felsic intrusive igneous rock
igneous
Muscovite
KAl2(AlSi3O10)(OH)2
mineral
Kfeldspar
Potassium feldspar (KAlSi3O8)
mineral
Limonite
FeO(OH)•nH2O
mineral
Limonite
FeO(OH)•nH2O
mineral
Epidote
Epidote (Ca2(Al,Fe)3(SiO4)3(OH))
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Limonite
FeO(OH)•nH2O
mineral
Limonite
FeO(OH)•nH2O
mineral
Limonite
FeO(OH)•nH2O
mineral
K-Feldspar (Potassium Feldspar)
Microcline / Orthoclase (KAlSi3O8)
mineral
Garnet
Silicate mineral group (e.g., Almandine, Fe3Al2(SiO4)3)
mineral
Feldspar
Feldspar Group (Tectosilicate, e.g., KAlSi3O8)
mineral
Quartz with Sulfides
Silicon Dioxide (SiO2) with accessory minerals
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
K-feldspar
Potassium Feldspar (Orthoclase / Microcline, KAlSi3O8)
mineral
Chalcedony
Silicon Dioxide (SiO2)
mineral
Muscovite Mica
KAl2(AlSi3O10)(OH)2
mineral
Kyanite
Aluminium Silicate, Al2SiO5
mineral
Epidote
Epidote (Ca2(Al,Fe)3(SiO4)3(OH))
mineral
Biotite
K(Mg,Fe)3AlSi3O10(OH)2
mineral
Mica
Phlogopite / Biotite / Muscovite
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Lepidolite
K(Li,Al)3(Si,Al)4O10(F,OH)2
mineral
Limonite
FeO(OH)•nH2O
mineral
K-Feldspar
Potassium Feldspar (KAlSi3O8)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Epidote
Ca2(Al,Fe)3(SiO4)3(OH)
mineral
Muscovite
KAl2(AlSi3O10)(OH)2
mineral
Amethyst
Quartz (Silicon Dioxide, SiO2)
mineral