Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Igneous, Sedimentary, Metamorphic, Mineral
Browse igneous, sedimentary, metamorphic, mineral specimens identified by the Rock Identifier community.
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Red Garnet
Almandine Garnet (Fe3Al2(SiO4)3)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Gold Nugget
Native Gold (Au)
mineral
Quartz (Milky/Crystalline)
Quartz (Silicon Dioxide, SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Clear Quartz Fragment
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Schist
Chlorite/Mica Schist
metamorphic
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Druzy)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Apatite-(CaF), Ca5(PO4)3F (Calcium Fluorophosphate)
mineral
Quartz (Milky / Massive Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Magnetite (potentially Lodestone)
Magnetite (Iron(II,III) oxide, Fe3O4)
mineral
Granitic Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
metamorphic
Gneiss
Gneissic Metamorphic Rock
metamorphic
Granite Gneiss
Gneiss (containing quartz, alkali feldspar, plagioclase, biotite/amphibole)
metamorphic
Quartz
Silicon dioxide (SiO2)
Mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Turquoise and Hematite
CuAl6(PO4)4(OH)8·4H2O (Turquoise) and Fe2O3 (Hematite)
mineral
Biotite Gneiss
Gneiss (complex mixture including Biotite K(Mg,Fe)3AlSi3O10(F,OH)2 and Quartz/Feldspar)
metamorphic
Granite with Epidote
Granite, containing quartz, feldspar, and epidote
Igneous
Banded gneiss pebble
Gneiss, commonly quartz–feldspar–mica gneiss
metamorphic
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
metamorphic
Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Quartz (Raw Crystal)
Silicon Dioxide (SiO2)
mineral
Quartz (Clear / Rock Crystal)
Silicon Dioxide (SiO2)
Mineral
Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral