Rock Identifier

Category

Mineral And Organic Gemstone

Browse mineral and organic gemstone specimens identified by the Rock Identifier community.

Learn about Mineral And Organic Gemstone in the encyclopedia

Black Shale

Black Shale

Jet

Jet

Malachite

Malachite

Bumblebee Jasper

Bumblebee Jasper

Andesine

Andesine

Aragonite

Aragonite

Dolomite

Dolomite

Albite

Albite

Pyrrhotite

Pyrrhotite

Andesite

Andesite

Andalusite

Andalusite

Andamooka Opal

Andamooka Opal

Red Coral (with Hematite and Black Pearl accents) (Corallium rubrum (Calcium Carbonate, CaCO3)) — mineral

Red Coral (with Hematite and Black Pearl accents)

Corallium rubrum (Calcium Carbonate, CaCO3)

White Coral (Corallium rubrum (biocarbonate calcium) / CaCO3) — mineral

White Coral

Corallium rubrum (biocarbonate calcium) / CaCO3

Amber (Succinite (a fossilized organic resin)) — mineral

Amber

Succinite (a fossilized organic resin)

Pearl (Organic gemstone (Calcium carbonate - CaCO3)) — mineral

Pearl

Organic gemstone (Calcium carbonate - CaCO3)

Amber (Succinite (Approximate formula: C10H16O)) — mineral

Amber

Succinite (Approximate formula: C10H16O)

Amber (Succinite (fossilized resin)) — mineral

Amber

Succinite (fossilized resin)

Amber (Organic gemstone (Succinite is common if from the Baltic)) — mineral

Amber

Organic gemstone (Succinite is common if from the Baltic)

Turquoise and Red Coral (Turquoise: CuAl6(PO4)4(OH)8·4H2O; Red Coral: Corallium rubrum (organic gemstone)) — mineral

Turquoise and Red Coral

Turquoise: CuAl6(PO4)4(OH)8·4H2O; Red Coral: Corallium rubrum (organic gemstone)

Amber (Succinite) — mineral

Amber

Succinite

Pearl (incorporated into jewelry) (Aragonite and Calcite (CaCO3)) — mineral

Pearl (incorporated into jewelry)

Aragonite and Calcite (CaCO3)

Pearl (Calcium Carbonate (Aragonite) with Conchiolin; formula: CaCO3) — mineral

Pearl

Calcium Carbonate (Aragonite) with Conchiolin; formula: CaCO3

Amber (Succinite (fossilized tree resin), C10H16O) — Organic Gemstone

Amber

Succinite (fossilized tree resin), C10H16O

Organic Gemstone

Amber (Succinite (fossilized resin)) — mineral

Amber

Succinite (fossilized resin)

Precious Red Coral (Corallium rubrum / Corallium japonicum) — mineral (organic gemstone)

Precious Red Coral

Corallium rubrum / Corallium japonicum

mineral (organic gemstone)

Pearl (Aragonite (CaCO3 with conchiolin)) — mineral

Pearl

Aragonite (CaCO3 with conchiolin)

Amber (Succinite) — mineral

Amber

Succinite

Natural White Pearl (Calcium Carbonate (Aragonite/Calcite) with Conchiolin - CaCO3) — mineraloid

Natural White Pearl

Calcium Carbonate (Aragonite/Calcite) with Conchiolin - CaCO3

Blue Apatite (Calcium Phosphate (Ca5(PO4)3(F,Cl,OH))) — mineral

Blue Apatite

Calcium Phosphate (Ca5(PO4)3(F,Cl,OH))

Pearl (Nacre (Aragonite and Conchiolin), CaCO3) — mineral

Pearl

Nacre (Aragonite and Conchiolin), CaCO3

Black Pearl (Tahitian Pearl) (Aragonite / Calcite (CaCO3) with Conchiolin) — mineral

Black Pearl (Tahitian Pearl)

Aragonite / Calcite (CaCO3) with Conchiolin

Pearl (Organic Mineral (CaCO3 with conchiolin)) — mineral

Pearl

Organic Mineral (CaCO3 with conchiolin)

Pearl (Organic gemstone (Calcium carbonate / CaCO3 + Conchiolin)) — mineral

Pearl

Organic gemstone (Calcium carbonate / CaCO3 + Conchiolin)

Amber (Succinite) — mineral

Amber

Succinite

Amber (Copal) (Succinite (fossilized resin)) — mineral

Amber (Copal)

Succinite (fossilized resin)

Amber (Succinite (C10H16O)) — mineral

Amber

Succinite (C10H16O)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Moss Agate (Chalcedony (SiO2) with inclusions of manganese or iron oxide) — mineral

Moss Agate

Chalcedony (SiO2) with inclusions of manganese or iron oxide

Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

Moss Agate (Chalcedony (Silicon Dioxide, SiO2) with inclusions) — mineral

Moss Agate

Chalcedony (Silicon Dioxide, SiO2) with inclusions

Moss Agate / Chalcedony (Silicon Dioxide (SiO2)) — mineral

Moss Agate / Chalcedony

Silicon Dioxide (SiO2)

Pearl (with Peridot) (Calcium carbonate (CaCO3) + Conchiolin; Peridot: Magnesium iron silicate (Mg, Fe)2SiO4) — mineral

Pearl (with Peridot)

Calcium carbonate (CaCO3) + Conchiolin; Peridot: Magnesium iron silicate (Mg, Fe)2SiO4

Amber (Copal) (Succinite (fossilized tree resin)) — mineral

Amber (Copal)

Succinite (fossilized tree resin)

Cherry Creek Jasper (also known as Red Creek Jasper or Cherry Creek Agate) (Jasper, microcrystalline quartz (SiO₂)) — Sedimentary Rock

Cherry Creek Jasper (also known as Red Creek Jasper or Cherry Creek Agate)

Jasper, microcrystalline quartz (SiO₂)

Sedimentary Rock

Amber (Succinite (C10H16O)) — mineraloid

Amber

Succinite (C10H16O)

Moss Agate (Chalcedony (Silicon Dioxide, SiO2) with inclusions of Chlorite, Manganese, or Iron) — mineral

Moss Agate

Chalcedony (Silicon Dioxide, SiO2) with inclusions of Chlorite, Manganese, or Iron

Moss Agate (Cryptocrystalline Quartz (SiO2 with Manganese or Iron Oxide inclusions)) — mineral

Moss Agate

Cryptocrystalline Quartz (SiO2 with Manganese or Iron Oxide inclusions)

Moss Agate (Silicon Dioxide (SiO2) with inclusions) — mineral

Moss Agate

Silicon Dioxide (SiO2) with inclusions

Black Freshwater Pearls (Biogenic Calcium Carbonate (Aragonite/Calcite), CaCO3) — mineral

Black Freshwater Pearls

Biogenic Calcium Carbonate (Aragonite/Calcite), CaCO3

Green Moss Agate (Silicon Dioxide (SiO2) with Mineral Inclusions) — sedimentary

Green Moss Agate

Silicon Dioxide (SiO2) with Mineral Inclusions

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

Amber (Fossilized Tree Resin (Succinate)) — mineral

Amber

Fossilized Tree Resin (Succinate)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Hematite/Limonite impurities) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Hematite/Limonite impurities