Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Mineral (Silicate Variety)
Browse mineral (silicate variety) specimens identified by the Rock Identifier community.
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Clear Quartz
Silicon dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2) / Rock Crystal
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Olivine in Basalt (Peridot)
Magnesium Iron Silicate (Mg,Fe)2SiO4 (Mineral) / Scoriaceous Basalt (Host Rock)
igneous
Agate (Turtle Carving)
Agate (Cryptocrystalline variety of Silica, SiO2)
mineral
Quartz (Chert/Chalcedony Variety)
Silicon Dioxide (SiO2)
mineral
Cobaltian Calcite
Cobalt-bearing Calcite (Ca,Co)CO3
mineral
Quartz (Clear to Smokey)
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Fluorite
Calcium fluoride (CaF2)
mineral
Agate
SiO2
Mineral
Agate (or Quartz with Agate banding)
Silicon dioxide (SiO2)
Mineral
Zebra Jasper
Silicon Dioxide (SiO2)
metamorphic
Jadeite
Jadeite (NaAlSi2O6)
metamorphic
Chert / Jasper
Silicon Dioxide (SiO2)
sedimentary
Orbicular Jasper (Ocean Jasper tendency)
Silicon Dioxide (SiO2) with impurities
sedimentary
Jasper with Quartz Veins
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Chrysocolla
Hydrated copper silicate (Cu,Al)2H2Si2O5(OH)4·nH2O
mineral
Agate (Laguna or Lace variety pattern)
Silicon Dioxide (SiO2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Fuchsite
Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Pyrite (Fools Gold)
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
metamorphic
Banded Agate
Agate (Silicon Dioxide, SiO2)
sedimentary
Orange Calcite (likely polished specimen)
Calcite
Mineral
Schist
Mica Schist (primarily Muscovite or Biotite sheet silicates)
metamorphic
Pyrite
Iron Disulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral