Red Aventurine (Strawberry Quartz / Sunstone Quartz)
Silicon Dioxide with Hematite/Goethite inclusions (SiO2)
mineral
Category
Mineral And Glass
Browse mineral and glass specimens identified by the Rock Identifier community.
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Amethyst Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Clear Quartz
Silicon dioxide (SiO2)
mineral
Quartz Crystal Cluster (Pipe-like or Candle Quartz Growth)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Milky Quartz (Quartz Vein)
Silicon Dioxide (SiO2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Celestine (or Celestite)
Strontium sulfate (SrSO4)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Aventurine
Silicon Dioxide (SiO2) with inclusions
mineral
Crystal Quartz Beads (likely Clear Quartz)
Quartz (SiO₂)
Mineral
Aventurine Quartz
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Snowflake Obsidian
Volcanic glass containing Spherulitic Cristobalite (SiO2)
igneous
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Gravel Pebble)
Silicon Dioxide (SiO2)
mineral
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Cut and Polished Sphere)
Silicon Dioxide (SiO2)
mineral
Milky Quartz (Water-Worn Pebble)
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite (Siliclastic sedimentary rock), SiO2 + various minerals
sedimentary
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Quartz (specifically Milky or Rose Quartz)
Silicon Dioxide (SiO2)
mineral
White Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Aventurine Quartz (SiO2 + Cr-bearing Mica inclusions)
metamorphic
Smoky quartz
Quartz, silicon dioxide (SiO₂), smoky variety
mineral
Lepidolite
K(Li,Al)3(Al,Si,3O10)(F,OH)2
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Smoky Quartz with Feldspar
Quartz (SiO2) with Potassium Feldspar (KAlSi3O8)
mineral
Milky Quartz with Matrix
Quartz (Silicon Dioxide, SiO2)
mineral
Tumbled pale quartz (likely milky quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Chalcopyrite in Quartz (Gold-bearing Ore)
CuFeS2 (Chalcopyrite)
mineral
Red Sandstone
Arenite (Ferruginous Sandstone)
sedimentary