Rock Identifier

Category

Mineral (Treated)

Browse mineral (treated) specimens identified by the Rock Identifier community.

Learn about Mineral (Treated) in the encyclopedia

Red Agate

Citrine

Andesine

Andamooka Opal

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Aqua Aura Quartz (Silicon Dioxide (SiO2) bonded with Gold (Au)) — mineral (treated)

Aqua Aura Quartz

Silicon Dioxide (SiO2) bonded with Gold (Au)

mineral (treated)

Dyed Crackle Quartz/Agate (resembling Watermelon Tourmaline) (SiO2 (Silicon Dioxide)) — Mineral/Treated

Dyed Crackle Quartz/Agate (resembling Watermelon Tourmaline)

SiO2 (Silicon Dioxide)

Mineral/Treated

Citrine Quartz (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with iron impurities

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Citrine Quartz (Raw) (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz (Raw)

Silicon Dioxide (SiO2)

Tumbled yellow quartz (likely citrine or yellow chalcedony) (Quartz, SiO₂; variety uncertain from image) — mineral

Tumbled yellow quartz (likely citrine or yellow chalcedony)

Quartz, SiO₂; variety uncertain from image

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Blue glassy mineral specimen, possibly blue topaz or aquamarine (Tentatively topaz (Al₂SiO₄(F,OH)₂) or beryl/aquamarine (Be₃Al₂Si₆O₁₈); identification is limited by severe image blur) — gemstone

Blue glassy mineral specimen, possibly blue topaz or aquamarine

Tentatively topaz (Al₂SiO₄(F,OH)₂) or beryl/aquamarine (Be₃Al₂Si₆O₁₈); identification is limited by severe image blur

Rainbow Hematite Ring (Iron(III) oxide (Fe2O3) with thin-film coating) — mineral

Rainbow Hematite Ring

Iron(III) oxide (Fe2O3) with thin-film coating

Yellow Quartz (Citrine Quartz or Yellow Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz (Citrine Quartz or Yellow Chalcedony)

Silicon Dioxide (SiO2)

Tumbled citrine or yellow quartz (Quartz, silicon dioxide (SiO₂); likely iron-colored citrine, possibly heat-treated amethyst) — mineral

Tumbled citrine or yellow quartz

Quartz, silicon dioxide (SiO₂); likely iron-colored citrine, possibly heat-treated amethyst

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Yellow Quartz or Citrine (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz or Citrine

Silicon Dioxide (SiO2)

Tumbled citrine or yellow quartz (Quartz, silicon dioxide (SiO₂); likely iron-colored or heat-treated citrine) — mineral

Tumbled citrine or yellow quartz

Quartz, silicon dioxide (SiO₂); likely iron-colored or heat-treated citrine

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Heat-Treated Citrine (Silicon Dioxide (SiO2) with iron impurities) — mineral

Heat-Treated Citrine

Silicon Dioxide (SiO2) with iron impurities

Polished boulder opal (Opal, hydrated amorphous silica (SiO₂·nH₂O)) — gemstone

Polished boulder opal

Opal, hydrated amorphous silica (SiO₂·nH₂O)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Citrine (Heat-Treated Amethyst) (Silicon Dioxide (SiO2) with ferric iron impurities) — mineral

Citrine (Heat-Treated Amethyst)

Silicon Dioxide (SiO2) with ferric iron impurities

Tumbled yellow quartz (likely citrine or iron-stained quartz) (Quartz, silicon dioxide (SiO₂), colored yellow by iron impurities; possibly heat-treated amethyst) — mineral

Tumbled yellow quartz (likely citrine or iron-stained quartz)

Quartz, silicon dioxide (SiO₂), colored yellow by iron impurities; possibly heat-treated amethyst

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Golden Quartz (Citrine or Iron-stained Quartz) (Silicon Dioxide (SiO2)) — mineral

Golden Quartz (Citrine or Iron-stained Quartz)

Silicon Dioxide (SiO2)

Tumbled yellow-brown quartz (likely citrine or iron-stained quartz) (Quartz, silicon dioxide (SiO₂), commonly colored by iron-oxide inclusions) — mineral

Tumbled yellow-brown quartz (likely citrine or iron-stained quartz)

Quartz, silicon dioxide (SiO₂), commonly colored by iron-oxide inclusions

Citrine Quartz (Crystalline Quartz (SiO2) with iron impurities) — mineral

Citrine Quartz

Crystalline Quartz (SiO2) with iron impurities

Citrine (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine

Silicon Dioxide (SiO2) with iron impurities

Citrine (Heat-treated Amethyst) (Quartz (Silicon Dioxide, SiO2)) — mineral

Citrine (Heat-treated Amethyst)

Quartz (Silicon Dioxide, SiO2)

Citrine (Citrine (Silicon Dioxide, SiO2)) — mineral

Citrine

Citrine (Silicon Dioxide, SiO2)

Citrine (tumbled) (Silicon dioxide, SiO2) — mineral

Citrine (tumbled)

Silicon dioxide, SiO2

Tumbled blue chalcedony/agate (likely glassy silica material) (Microcrystalline quartz, SiO₂; possibly blue chalcedony or dyed agate) — mineral

Tumbled blue chalcedony/agate (likely glassy silica material)

Microcrystalline quartz, SiO₂; possibly blue chalcedony or dyed agate

Citrine Quartz (Silicon Dioxide (SiO2) with trace Iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with trace Iron impurities

Crackle Agate / Dyed Agate (Agate (Silicon dioxide / SiO2)) — mineral

Crackle Agate / Dyed Agate

Agate (Silicon dioxide / SiO2)

Chalcopyrite (Peacock Ore) (Copper Iron Sulfide (CuFeS2)) — mineral

Chalcopyrite (Peacock Ore)

Copper Iron Sulfide (CuFeS2)

Orange Quartz (Citrine or Iron-stained Quartz) (Silicon Dioxide (SiO2)) — mineral

Orange Quartz (Citrine or Iron-stained Quartz)

Silicon Dioxide (SiO2)

Tumbled Citrine (Silicon Dioxide (Quartz variety)) — mineral

Tumbled Citrine

Silicon Dioxide (Quartz variety)

Blue topaz-style pendant (stone identity uncertain) (Possibly blue topaz (Al₂SiO₄(F,OH)₂); the image cannot confirm whether the stone is natural or synthetic) — gemstone

Blue topaz-style pendant (stone identity uncertain)

Possibly blue topaz (Al₂SiO₄(F,OH)₂); the image cannot confirm whether the stone is natural or synthetic

Raw Citrine (Citrine (Silicon Dioxide - SiO2)) — mineral

Raw Citrine

Citrine (Silicon Dioxide - SiO2)

Citrine (Heat-Treated) (Silicon Dioxide (SiO2)) — mineral

Citrine (Heat-Treated)

Silicon Dioxide (SiO2)