Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Category
Browse mineral, variety of quartz specimens identified by the Rock Identifier community.
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Milky quartz cluster
Quartz (silicon dioxide, SiO₂), likely druzy or microcrystalline quartz
Rose Quartz
Silicon dioxide with traces of titanium, iron, or manganese (SiO2)
Conglomerate
Clast-supported polymict conglomerate
Ruby (Corundum)
Aluminium oxide (Al2O3) with Chromium traces
Selenite (gypsum crystal)
Gypsum, calcium sulfate dihydrate (CaSO₄·2H₂O), likely the variety selenite
Quartz (Clear Quartz/Rock Crystal)
Silicon Dioxide (SiO2)
Dalmation Jasper
Perthitic Feldspar with Arfvedsonite inclusions
Blue Quartzite (Dyed)
Silicon Dioxide (SiO2) with inclusions
Banded Agate (Tumbled)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert (Nodular Chert)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Greenstone / Greenschist
Chlorite schist / Meta-basalt
Rose Quartz
Quartz (Silicon Dioxide, SiO2) with traces of Titanium, Manganese, or Iron
Rose Quartz
SiO2 (Silicon Dioxide with trace amounts of titanium, iron, or manganese)
Blue Quartzite
Quartzite (specifically a variety enriched with blue-coloring minerals)
Satin Spar (Gypsum)
Calcium Sulfate Dihydrate (CaSO4·2H2O)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Yellow Jasper
Silicon Dioxide with Limonite/Goethite inclusions (SiO2)
Jasper with Quartz Druzy
Silicon Dioxide (SiO2)
Yellow Chalcedony (Agate/Chert)
Cryptocrystalline Quartz (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Amazonite
Microcline (KAlSi3O8) with trace Lead (Pb)
Quartz with inclusions
SiO2
Pink quartz bead strand (likely rose quartz or pink dyed quartz)
Quartz, silicon dioxide (SiO₂); probable rose quartz variety, possibly dyed or treated quartz/chalcedony
Blue Chalcedony
Silicon Dioxide (SiO2)
Tumbled Agate
Silicon Dioxide (SiO2)
Blue Agate
Chalcedony (SiO2)
Ferruginous Quartz (Iron-stained Quartz)
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
Agate
Silicon Dioxide (SiO2) - Banded Chalcedony
Clear Quartz (or Rock Crystal)
Quartz (SiO₂)
Amethyst
Silicon Dioxide with iron impurities (SiO2)
Blue Quartzite
Quartzite (primarily SiO2) with inclusions like Dumortierite or Magnesio-riebeckite
Jasper
Microcrystalline Quartz (SiO2)
Quartz (Iron-stained or Milky)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Jasper with Chalcedony
Silicon Dioxide (SiO2)
White Quartz Pebble
Silicon Dioxide (SiO2)
Jasper and Quartz Pebble
Silicon Dioxide (SiO2) microcrystalline quartz variety
Fuchsite-bearing Quartzite (Green Quartzite)
Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2) in Quartzite
Jasper with Quartz Vein
Silicon Dioxide (SiO2)
Massive Quartz (Yellow/Citrine variety)
Silicon Dioxide (SiO2)