Rock Identifier

Category

Mineral (Synthetic Paper And Ink Polymorph)

Browse mineral (synthetic paper and ink polymorph) specimens identified by the Rock Identifier community.

Carnelian (Carnelian (SiO2 - Silicon Dioxide with Iron Oxide impurities)) — mineral

Carnelian

Carnelian (SiO2 - Silicon Dioxide with Iron Oxide impurities)

Gold Flake (Native Gold (Au)) — mineral

Gold Flake

Native Gold (Au)

Yellow Chalcedony (Agate/Carnelian variant) (Silicon Dioxide (SiO₂)) — mineral

Yellow Chalcedony (Agate/Carnelian variant)

Silicon Dioxide (SiO₂)

Chalcopyrite (Copper Iron Sulfide (CuFeS2)) — mineral

Chalcopyrite

Copper Iron Sulfide (CuFeS2)

Celestine (Celestite) (Strontium sulfate (SrSO4)) — mineral

Celestine (Celestite)

Strontium sulfate (SrSO4)

Banded Agate (Silicon Dioxide (SiO2)) — mineral

Banded Agate

Silicon Dioxide (SiO2)

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Banded Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Banded Agate

Cryptocrystalline Quartz (SiO2)

Rough Gemstone Grains (Mixed Sapphires and Quartz) (Corundum (Al2O3) and Quartz (SiO2)) — mineral

Rough Gemstone Grains (Mixed Sapphires and Quartz)

Corundum (Al2O3) and Quartz (SiO2)

Carnelian (Carnelian Agate) (Silicon dioxide (SiO2)) — mineral

Carnelian (Carnelian Agate)

Silicon dioxide (SiO2)

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Moonstone (Potassium aluminum silicate (KAlSi3O8) with Albite (NaAlSi3O8)) — mineral

Moonstone

Potassium aluminum silicate (KAlSi3O8) with Albite (NaAlSi3O8)

Yellow Aventurine (Silicon Dioxide (Quartz with inclusions), SiO2) — mineral

Yellow Aventurine

Silicon Dioxide (Quartz with inclusions), SiO2

Botryoidal Hematite (Kidney Ore) (Iron(III) oxide (Fe2O3)) — mineral

Botryoidal Hematite (Kidney Ore)

Iron(III) oxide (Fe2O3)

Banded Agate (specifically Carnelian Agate) (Silicon Dioxide (SiO2) - Chalcedony variety) — mineral

Banded Agate (specifically Carnelian Agate)

Silicon Dioxide (SiO2) - Chalcedony variety

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Green Aventurine (Si O2 (Silicon Dioxide with Fuchsite inclusions)) — mineral

Green Aventurine

Si O2 (Silicon Dioxide with Fuchsite inclusions)

Ruby (Raw Corundum) (Corundum (Al2O3:Cr)) — mineral

Ruby (Raw Corundum)

Corundum (Al2O3:Cr)

Quartz (Chert/Chalcedony flake) (Silicon Dioxide (SiO2)) — mineral

Quartz (Chert/Chalcedony flake)

Silicon Dioxide (SiO2)

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)

Vuggy Quartz on Matrix (Crystalline Silicon Dioxide (SiO2)) — mineral

Vuggy Quartz on Matrix

Crystalline Silicon Dioxide (SiO2)

Amethyst (Amethyst (SiO2 with iron impurities)) — mineral

Amethyst

Amethyst (SiO2 with iron impurities)

Sunstone (Andesine-Labradorite Feldspar ((Ca,Na)(Al,Si)4O8)) — mineral

Sunstone

Andesine-Labradorite Feldspar ((Ca,Na)(Al,Si)4O8)

Quartz Geode (Crystalline Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Crystalline Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Dyed Blue Agate (Silicon Dioxide (SiO2) with artificial cobalt-based dye) — mineral

Dyed Blue Agate

Silicon Dioxide (SiO2) with artificial cobalt-based dye

Amethyst (Rough Quartz) (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst (Rough Quartz)

Silicon Dioxide (SiO2) with iron impurities

Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Milky Quartz Pebble

Silicon Dioxide (SiO2)

Green Aventurine (Aventurine Quartz (SiO2 with Fuchsite inclusions)) — mineral

Green Aventurine

Aventurine Quartz (SiO2 with Fuchsite inclusions)

Petrified Wood (Silicified Wood (SiO2)) — mineral

Petrified Wood

Silicified Wood (SiO2)

Milky Quartz (Quartz (Silicon Dioxide - SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Clear Quartz (Rock Crystal) (Silicon Dioxide (SiO2)) — mineral

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Amethyst and Peridot (Amethyst (SiO2 with iron impurities) and Peridot ((Mg, Fe)2SiO4)) — mineral

Amethyst and Peridot

Amethyst (SiO2 with iron impurities) and Peridot ((Mg, Fe)2SiO4)

Hematite (Botryoidal/Kidney Ore) (Iron(III) oxide (Fe2O3)) — mineral

Hematite (Botryoidal/Kidney Ore)

Iron(III) oxide (Fe2O3)

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

Citrine (Heat-Treated Amethyst)

Silicon Dioxide (SiO2)

Aluminum Slag (Anthropogenic Aluminum (Al)) — mineral

Aluminum Slag

Anthropogenic Aluminum (Al)

Rhodochrosite in Quartz (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite in Quartz

Manganese Carbonate (MnCO3)

Moss Agate (Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide) — mineral

Moss Agate

Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide

White Quartz (Milky Quartz) (Quartz (Silicon Dioxide - SiO2)) — mineral

White Quartz (Milky Quartz)

Quartz (Silicon Dioxide - SiO2)