Rock Identifier

Category

Organic Gemstone

Browse organic gemstone specimens identified by the Rock Identifier community.

Learn about Organic Gemstone in the encyclopedia

Jet

Sapropel

Red Garnet

Bituminous Shale

Bituminous Shale

Black Shale

Petrified Wood

Amber

Oil Shale

Peat

Pearl

Lizard Skin Jasper

Sunstone

Amber (Butterscotch/Egg Yolk Variety) (Succinite (Approx. C10H16O)) — Organic Gemstone

Amber (Butterscotch/Egg Yolk Variety)

Succinite (Approx. C10H16O)

Organic Gemstone

Amber (Succinite (organic mineraloid); Chemical formula: C10H16O) — mineral

Amber

Succinite (organic mineraloid); Chemical formula: C10H16O

Amber / Copal (Succinite (fossilized resin)) — mineraloid

Amber / Copal

Succinite (fossilized resin)

White seed-bead gemstone strand, likely freshwater pearl or shell pearl (Pearl: nacreous calcium carbonate, chiefly aragonite (CaCO₃) in conchiolin; identification uncertain from image) — gemstone

White seed-bead gemstone strand, likely freshwater pearl or shell pearl

Pearl: nacreous calcium carbonate, chiefly aragonite (CaCO₃) in conchiolin; identification uncertain from image

Amber (specifically Cherry Amber) (Succinite (with the chemical formula C10H16O)) — Organic Gemstone (not a mineral)

Amber (specifically Cherry Amber)

Succinite (with the chemical formula C10H16O)

Organic Gemstone (not a mineral)

Amber (Succinite (fossilized tree resin)) — mineraloid

Amber

Succinite (fossilized tree resin)

Pearl (Calcium Carbonate (Aragonite or Calcite) and Conchiolin) — Mineraloid

Pearl

Calcium Carbonate (Aragonite or Calcite) and Conchiolin

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

Precious Red Coral

Corallium rubrum / Corallium japonicum

mineral (organic gemstone)

Pearl (likely Freshwater or Akoya Cultured) (Aragonite / Conchiolin composite (CaCO3)) — Mineralloid (Organic gemstone)

Pearl (likely Freshwater or Akoya Cultured)

Aragonite / Conchiolin composite (CaCO3)

Mineralloid (Organic gemstone)

Red Coral (Corallium rubrum (Calcium Carbonate, CaCO3 with Carotenoid pigments)) — Mineraloid (Organic Gemstone)

Red Coral

Corallium rubrum (Calcium Carbonate, CaCO3 with Carotenoid pigments)

Mineraloid (Organic Gemstone)

Amber (Succinicum (Organic compound, primarily C10H16O)) — Organic Gemstone (Mineraloid)

Amber

Succinicum (Organic compound, primarily C10H16O)

Organic Gemstone (Mineraloid)

Amber (Cherry or Red variety) (Succinite (with various trace amounts of organic compounds)) — Organic Gemstone (not a rock)

Amber (Cherry or Red variety)

Succinite (with various trace amounts of organic compounds)

Organic Gemstone (not a rock)

Amber Inlay Jewelry (Fossilized Resin (C10H16O)) — Organic Gemstone (Biogenic)

Amber Inlay Jewelry

Fossilized Resin (C10H16O)

Organic Gemstone (Biogenic)

Amber (Succinite (specifically for Baltic amber); Approximate formula: C10H16O) — Organic Gemstone (Mineraloid)

Amber

Succinite (specifically for Baltic amber); Approximate formula: C10H16O

Organic Gemstone (Mineraloid)

Coral (Precious Coral) (Corallium rubrum (Red Coral), Paracorallium japonicum (Momo Coral), Pleurocorallium elatius (Sardinian Coral), various other species within the Corallidae family. Chemically, it's primarily Calcium Carbonate (CaCO
3
).) — Mineral, Organic Gemstone

Coral (Precious Coral)

Corallium rubrum (Red Coral), Paracorallium japonicum (Momo Coral), Pleurocorallium elatius (Sardinian Coral), various other species within the Corallidae family. Chemically, it's primarily Calcium Carbonate (CaCO 3 ).

Mineral, Organic Gemstone

Baltic Amber (Butterscotch variety) (Succinite) — Organic Gemstone/Mineraloid

Baltic Amber (Butterscotch variety)

Succinite

Organic Gemstone/Mineraloid

Baltic Amber (Butterscotch or Egg Yolk Variety) (Succinite (C10H16O)) — Organic Gemstone (Mineraloid)

Baltic Amber (Butterscotch or Egg Yolk Variety)

Succinite (C10H16O)

Organic Gemstone (Mineraloid)

Mother of Pearl (Nacre) (Calcium Carbonate (primarily aragonite, with conchiolin)) — Organic Gemstone/Biomineral

Mother of Pearl (Nacre)

Calcium Carbonate (primarily aragonite, with conchiolin)

Organic Gemstone/Biomineral

Baltic Amber (Butterscotch or Egg Yolk Variety) (Fossilized Tree Resin (Succinite); Approximate formula: C10H16O) — Organic Gemstone (Succinite)

Baltic Amber (Butterscotch or Egg Yolk Variety)

Fossilized Tree Resin (Succinite); Approximate formula: C10H16O

Organic Gemstone (Succinite)

Amber (Simulated/Faturan Style) (Resin mix (Likely Phenolic/Celluloid if synthetic, Succinite if natural)) — Organic Gemstone (not a mineral)

Amber (Simulated/Faturan Style)

Resin mix (Likely Phenolic/Celluloid if synthetic, Succinite if natural)

Organic Gemstone (not a mineral)

Baltic Amber (Butterscotch or Egg Yolk Variety) (Succinite (chemical formula: C10H16O)) — Organic Gemstone (not a rock or mineral)

Baltic Amber (Butterscotch or Egg Yolk Variety)

Succinite (chemical formula: C10H16O)

Organic Gemstone (not a rock or mineral)

Amber (Succinite) — Organic Gemstone (sedimentary associations)

Amber

Succinite

Organic Gemstone (sedimentary associations)

Amber (Succinite (specifically for Baltic amber); chemical formula approx. C10H16O) — Organic Gemstone (fossilized resin)

Amber

Succinite (specifically for Baltic amber); chemical formula approx. C10H16O

Organic Gemstone (fossilized resin)

Red Coral (Corallium rubrum (Calcium Carbonate, CaCO3)) — Organic Gemstone (Sedimentary classification)

Red Coral

Corallium rubrum (Calcium Carbonate, CaCO3)

Organic Gemstone (Sedimentary classification)

Baltic Amber (Butterscotch or Egg Yolk Variety) (Succinite (C10H16O)) — Organic Gemstone (fossilized resin)

Baltic Amber (Butterscotch or Egg Yolk Variety)

Succinite (C10H16O)

Organic Gemstone (fossilized resin)

Amber (Succinite (specifically for Baltic Amber), Formula: C10H16O) — Organic Gemstone (often associated with Sedimentary sequences)

Amber

Succinite (specifically for Baltic Amber), Formula: C10H16O

Organic Gemstone (often associated with Sedimentary sequences)

Baroque Pearl (and potentially a small Sapphire/Blue Topaz) (Pearl: Calcium Carbonate (aragonite or calcite) with conchiolin. Sapphire: Aluminum Oxide (Al2O3). Blue Topaz: Al2SiO4(F,OH)2.) — Organic Gemstone (for pearl), Mineral (for sapphire/topaz)

Baroque Pearl (and potentially a small Sapphire/Blue Topaz)

Pearl: Calcium Carbonate (aragonite or calcite) with conchiolin. Sapphire: Aluminum Oxide (Al2O3). Blue Topaz: Al2SiO4(F,OH)2.

Organic Gemstone (for pearl), Mineral (for sapphire/topaz)

Red Coral (Corallium rubrum (for precious red coral), although other species like Corallium japonicum and Paracorallium are also used.) — Organic Gemstone (not a rock or mineral in the traditional sense, but bio-mineralized material)

Red Coral

Corallium rubrum (for precious red coral), although other species like Corallium japonicum and Paracorallium are also used.

Organic Gemstone (not a rock or mineral in the traditional sense, but bio-mineralized material)

Pearl (Calcium Carbonate (Aragonite/Calcite) with Conchiolin, CaCO3) — gemstone

Pearl

Calcium Carbonate (Aragonite/Calcite) with Conchiolin, CaCO3

Pearl (Calcium Carbonate (Aragonite/Calcite) with Conchiolin) — gemstone

Pearl

Calcium Carbonate (Aragonite/Calcite) with Conchiolin

Amber (in Matrix/Shale) (Amber (Fossilized Tree Resin)) — mineral

Amber (in Matrix/Shale)

Amber (Fossilized Tree Resin)

Amber (Succinite (Fossilized Tree Resin)) — mineraloid

Amber

Succinite (Fossilized Tree Resin)

Amber (Succinite (organic hydrocarbon)) — mineraloid

Amber

Succinite (organic hydrocarbon)

Natural Pearl (Calcium carbonate (primarily Aragonite and Conchiolin), CaCO3) — mineral

Natural Pearl

Calcium carbonate (primarily Aragonite and Conchiolin), CaCO3

Banded Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert

Microcrystalline Quartz (SiO2)

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

Black Pearl (Tahitian Pearl)

Aragonite / Calcite (CaCO3) with Conchiolin

Dendritic Agate (Silicon Dioxide (SiO2) with Manganese/Iron Oxide inclusions) — sedimentary

Dendritic Agate

Silicon Dioxide (SiO2) with Manganese/Iron Oxide inclusions

Pearl (Calcium Carbonate (Aragonite/Calcite) with Conchiolin, CaCO3) — gemstone

Pearl

Calcium Carbonate (Aragonite/Calcite) with Conchiolin, CaCO3

Jasper (Microcrystalline quartz (SiO2)) — sedimentary

Jasper

Microcrystalline quartz (SiO2)

Bamboo Leaf Jasper (Silicified Siltstone or Jasper (SiO2)) — sedimentary

Bamboo Leaf Jasper

Silicified Siltstone or Jasper (SiO2)

Amber (Succinite (fossilized resin)) — mineral

Amber

Succinite (fossilized resin)

Amber (Fossilized Tree Resin) — gemstone

Amber

Fossilized Tree Resin