Moonstone (Feldspar)
Orthoclase or Oligoclase (KAlSi3O8)
mineral
Category
Igneous And Mineral
Browse igneous and mineral specimens identified by the Rock Identifier community.
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Amethyst
Amethyst (Silicon Dioxide, SiO2 with Iron impurities)
mineral
Gneiss
Gneiss
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite
mineral
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Labradorite
Labradorite ((Ca, Na)(Al, Si)4O8)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Black Tourmaline (Schorl)
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Gold
Native Gold (Au)
mineral
Labradorite
Labradorite ((Ca, Na)(Al, Si)4O8)
mineral
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
mineral
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Carnelian
Carnelian (SiO2)
mineral
Labradorite
(Na, Ca)(Si, Al)4O8
mineral
Pyrite and Sunstone
Iron Sulfide (FeS2) and Plagioclase Feldspar ((Ca,Na)Al(Al,Si)Si2O8)
mineral
Citrine
Silicon Dioxide (SiO2)
mineral
Garnet
Garnet (X3Y2(SiO4)3)
mineral
Amethyst
SiO2 (Silicon Dioxide with Iron impurities)
mineral
Amazonite
Microcline (K(AlSi3O8))
mineral
Quartz (River Pebble)
Silicon Dioxide (SiO2)
Mineral
Agate
Silicon dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Gold Ore
Native Gold (Au) in Quartz or Silicate matrix
mineral
Weathered Gabbro or Diorite (Igneous Cobble)
Phaneritic Basic/Intermediate Igneous Rock
igneous
Imperial Topaz
Al2SiO4(F,OH)2
mineral
Labradorite (in Matrix)
Labradorite ((Ca, Na)(Al, Si)4O8)
mineral
Moss Agate
Chalcedony (SiO2 with inclusions)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral