Tumbled Quartz (Snow Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Antropogenic (Man Made Glass Byproduct)
Browse antropogenic (man made glass byproduct) specimens identified by the Rock Identifier community.
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Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Quartz Vein / Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartzite Pebble
Quartzite (SiO2)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Potassium Feldspar (Orthoclase)
KAlSi3O8
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Pink Orthoclase Feldspar with Dendrites
Orthoclase (KAlSi3O8) with Manganese Oxide dendrites
mineral
Quartz (Variety: Rock Crystal Cluster)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
Mineral
Quartzite
Quartzite (SiO2 prominent)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
River Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Feldspar (Orthoclase)
Potassium Feldspar (KAlSi3O8)
mineral
Gray Quartzite Pebble
Quartzite (chemically SiO2)
metamorphic
Hematoid Quartz
Silicon Dioxide with Iron Oxide (SiO2 + Fe2O3)
mineral
Weathered Sandstone / Quartzite
Quartz Arenite
sedimentary
Black obsidian (probable)
Volcanic glass; primarily SiO₂-rich rhyolitic composition
igneous
Apatite
Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))
mineral
Peridot
Olivine ((Mg,Fe)2SiO4)
gemstone
Peridot
Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)
mineral
Olivine (Peridot in gem form)
Magnesium Iron Silicate (Mg,Fe)2SiO4
mineral
Peridot
Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)
mineral
Kunzite
Spodumene (LiAlSi2O6)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky Quartz variant)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Crystalline Silicon Dioxide (SiO2)
mineral
Peridot
Olivine (Mg, Fe)2SiO4
mineral
Quartzite
Quartzite (Metamorphosed quartz sandstone)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz Pebble
Crystalline Silicon Dioxide (SiO2)
mineral