Milky Quartz
Silicon Dioxide (SiO2)
mineral
Category
Mineral (Primary Constituent)
Browse mineral (primary constituent) specimens identified by the Rock Identifier community.
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Granite (specifically Pink or Red Granite)
Phaneritic Felsic Igneous Rock (Granite)
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Red-and-gray granitic gneiss
Gneiss, composed mainly of quartz, feldspar, and mica with iron-oxide staining
metamorphic
Granite
Phaneritic Felsic Igneous Rock
igneous
Green Schist
Greenschist (composed of chlorite, epidote, and actinolite)
metamorphic
Granodiorite
Granodiorite (phaneritic intrusive igneous rock)
igneous
Epidote in Quartz
Quartz with Epidote inclusions (SiO2 with Ca2(Al,Fe)3(SiO4)3(OH) inclusions)
Mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Copper Ore (Malachite and Limonite bearing rock)
Copper-bearing rock with secondary copper minerals
mineral
Granite
Phaneritic Felsic Igneous Rock
igneous
Granite Pebble
Granite (Phaneritic Quartz-Feldspar Rock)
igneous
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Banded Gneiss (River Cobble)
Gneiss (a high-grade metamorphic rock)
metamorphic
Pyrite
Iron Disulfide (FeS2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Gold
Gold (Native Element); Au
mineral
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Copper Ore (Malachite and Limonite bearing)
Cuprite, Malachite, and Limonite mixture
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Fluoroapatite (Ca5(PO4)3F)
mineral
River Stone / Pebble
Clastic Sediment (composed largely of Quartz, Feldspar, and various rock fragments)
Mineral, Sediment
Conglomerate
Conglomerate
sedimentary
Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz (Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Snow)
Silicon Dioxide (SiO2)
mineral
Bornite
Bornite (Cu5FeS4)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Granite
Granite (a phaneritic intrusive igneous rock consisting mainly of quartz, alkali feldspar, and plagioclase)
igneous
Gabbro
Gabbro
igneous
Goethite (Iron Ore)
Goethite (FeO(OH))
mineral
Gravel (Crushed Stone Aggregates)
Mixed Siliciclastic / Carbonate Aggregate
sedimentary