Tourmalinated Quartz
Silicon dioxide (SiO2) with inclusions of Schorl (NaFe2+3Al6(Si6O18)(BO3)3(OH)3OH)
mineral
Category
Mineral (Variety Of Quartz)
Browse mineral (variety of quartz) specimens identified by the Rock Identifier community.
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Yellow Jasper
Chalcedony (SiO2 with iron impurities)
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Jasper
Silicon dioxide (SiO2)
sedimentary
Chert (White Variety)
Silicon Dioxide (SiO2)
sedimentary
Chert (often called Flint or River Stone)
Chert (SiO2)
sedimentary
Greenschist (containing Epidote and Quartz)
Greenschist (Epidote-Chlorite-Actinolite Schist)
metamorphic
Peach Moonstone
Orthoclase Feldspar (KAlSi3O8)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Larimar
Pectolite (a blue variety of Pectolite)
Mineral
Jasper-Agate
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Rose or Milky)
Silicon Dioxide (SiO2)
mineral
White Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral
Chert (Jasper)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Likely Jasper)
Microcrystalline Quartz (SiO2)
sedimentary
Banded Chert (River Pebble)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (River Pebble)
Microcrystalline quartz (SiO2)
sedimentary
Plume Agate or Moss Agate
Agate (SiO2)
mineral
Smoky Quartz and Pyrite Cluster
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Blue Lace Agate
Silicon Dioxide (SiO₂)
sedimentary
Jadeite
Jadeite (NaAlSi2O6)
metamorphic
Chert / Jasper
Silicon Dioxide (SiO2)
sedimentary
Feldspar (likely Amazonite or Plagioclase)
Potassium Aluminum Silicate (KAlSi3O8) or Sodium/Calcium Aluminum Silicate
mineral
Jasper Marble
Silicon Dioxide (SiO2) with Impurities
sedimentary
Jasper
Silicon dioxide (SiO2)
sedimentary
Chert (Jasper variety)
Silicon Dioxide (SiO2)
sedimentary
Banded Quartzite
Quartzite (SiO2 with impurities)
metamorphic
River Pebbles and Quartz
Mixed Igneous, Sedimentary, and Metamorphic Rocks (Silicon Dioxide SiO2 dominant)
mixed
Chert (Jasper variety) with Iron Oxide staining
Cryptocrystalline Quartz (SiO2) with Goethite/Limonite impurities
sedimentary
Ferruginous Quartz
Quartz (Silicon Dioxide) - SiO2 with Iron Oxide inclusions
mineral
Jasper Beads (Polished)
Silicon Dioxide (SiO2)
sedimentary
Chert (Flint)
Chert (Microcrystalline or cryptocrystalline Quartz, SiO2)
sedimentary
Aventurine (likely Green Aventurine)
Silicon Dioxide (SiO2) with included minerals (Fuchsite for green)
Metamorphic Rock / Mineral (Quartz Variety)
Milky Quartz (with Chlorite/Mineral Inclusions)
Silicon Dioxide (SiO2)
mineral
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Sedimentary
Pyrite
Iron Disulfide (FeS2)
mineral
Yellow Jasper
Silicon Dioxide (SiO2) with iron inclusions
sedimentary
Ferruginous Quartz (Iron-Stained Quartz)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Quartz (Bull Quartz)
Silicon Dioxide (SiO2)
mineral
Chert (Flint variety)
Silicon Dioxide (SiO2)
sedimentary