Iron Meteorite
Meteoritic Iron (Fe-Ni alloy)
meteorite
Category
Mineral (Silicate Variety)
Browse mineral (silicate variety) specimens identified by the Rock Identifier community.
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Orthoclase Feldspar
Potassium aluminum silicate (KAlSi3O8)
mineral
Green Aventurine
Aventurine Quartz (SiO2 with inclusions)
mineral
Diorite (Polished Tumble)
Diorite (Intermediate intrusive igneous rock)
Igneous
Banded Agate (Tumbled)
Silicon Dioxide (SiO2)
sedimentary
Amazonite
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Tumbled jasper (likely brecciated or iron-rich jasper)
Microcrystalline quartz/chalcedony, SiO₂, colored by iron oxides and possibly other silicates
mineral
Aquamarine (Beryl) Beads
Beryllium aluminum silicate (Be3Al2Si6O18)
gemstone
Yellow Beryl (Heliodor)
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Quartz with Epidote / Chlorite Inclusions
Silicon Dioxide (SiO2) with Epidote Ca2(Al,Fe)3(SiO4)3(OH)
mineral
Mookaite Jasper
Radiolarite (Silica-rich sedimentary rock featuring Hematite and Goethite)
sedimentary
Beryl (likely Emerald or Aquamarine in matrix)
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Tumbled jasper, likely ocean or brecciated jasper
Microcrystalline quartz (SiO₂) with iron-oxide and other mineral impurities
mineral
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
mineral
Potassium Feldspar (Orthoclase Pebble)
KAlSi3O8 (Potassium aluminum silicate)
mineral
Beryl (var. Aquamarine/Blue Beryl) in Quartz Matrix
Beryllium Aluminum Silicate (Be3Al2Si6O18)
mineral
Rough White Zircon
Zircon (Zirconium Silicate, ZrSiO4)
mineral
Aquamarine (Beryl)
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Potassium Feldspar (Orthoclase / Microcline)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Aquamarine (Beryl)
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Aquamarine
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Slag
Anthropogenic Iron Silicate Glass
mineral
White Moonstone (Scolicite or White Feldspar var. )
Lattice-structure Silicate (KAlSi3O8)
mineral
Orthoclase Feldspar
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Aquamarine
Beryllium Aluminum Silicate (Be3Al2Si6O18)
mineral
White Zircon
Zircon (Zirconium silicate, ZrSiO4)
mineral
Beryl in Quartz Matrix
Beryllium Aluminum Silicate (Be3Al2Si6O18)
mineral
Peach Moonstone Sphere
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Beryl (likely var. Aquamarine or Goshenite) in Matrix
Beryllium Aluminum Silicate (Be3Al2Si6O18)
mineral
Peach Moonstone
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Greyscale Moonstone / Silver Sheen Moonstone
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Amazonite
Potassium aluminum silicate (KAlSi3O8)
mineral
Aquamarine (Beryl)
Beryllium Aluminum Silicate - Be3Al2Si6O18
gemstone
Amazonite (Microcline Feldspar)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Quartz with Mica
Silicon Dioxide (Quartz, SiO2) with Muscovite/Biotite Mica
mineral
Kaolinite (Chalky Clay)
Kaolinite (Al2Si2O5(OH)4)
sedimentary
Larimar
Blue Pectolite (NaCa2Si3O8(OH))
mineral
Banded Calcite (Mexican Onyx)
Calcium Carbonate (CaCO3)
mineral
Tiger's Eye (often misinterpreted as Gold Ore in this context)
Pseudomorph of Quartz after Crocidolite (SiO2)
metamorphic
Gneiss (High-grade Metamorphic Rock)
Gneiss (Metamorphic silicate rock)
metamorphic
Aquamarine
Beryllium Aluminum Silicate (Be3Al2Si6O18)
gemstone
Grey Moonstone
Potassium Aluminum Silicate (KAlSi3O8)
mineral