Rock Identifier

Category

Organic Gemstone (Mineraloid)

Browse organic gemstone (mineraloid) specimens identified by the Rock Identifier community.

Amber (Succinite (a specific common type) or Fossilized Tree Resin (C10H16O)) — Mineraloid

Amber

Succinite (a specific common type) or Fossilized Tree Resin (C10H16O)

Mineraloid
Opal (Hydrated amorphous silica (SiO2·nH2O)) — mineral

Opal

Hydrated amorphous silica (SiO2·nH2O)

mineral
Amber (Succinite (Carbon-based organic compound; approximate formula C10H16O)) — Mineraloid

Amber

Succinite (Carbon-based organic compound; approximate formula C10H16O)

Mineraloid
Pearl (Imitation or Cultured) (Calcium Carbonate (Aragonite/Calcite) - CaCO3) — Mineraloid (Organic)

Pearl (Imitation or Cultured)

Calcium Carbonate (Aragonite/Calcite) - CaCO3

Mineraloid (Organic)
Amber (Succinite (specifically for Baltic amber); C10H16O (Variable organic compound)) — mineral

Amber

Succinite (specifically for Baltic amber); C10H16O (Variable organic compound)

mineral
Obsidian (Obsidian (Amorphous volcanic glass, predominantly SiO2)) — igneous

Obsidian

Obsidian (Amorphous volcanic glass, predominantly SiO2)

igneous
Amber (Succinite (fossilized tree resin)) — Organic Mineraloid

Amber

Succinite (fossilized tree resin)

Organic Mineraloid
Baltic Amber (Succinite (Polmerized conifer resin)) — mineraloid

Baltic Amber

Succinite (Polmerized conifer resin)

mineraloid
Amber (Succinite (Formula: C10H16O)) — Organic Mineraloid

Amber

Succinite (Formula: C10H16O)

Organic Mineraloid
Obsidian (Volcanic glass (SiO2 - Silicon Dioxide with impurities)) — igneous

Obsidian

Volcanic glass (SiO2 - Silicon Dioxide with impurities)

igneous
Opal (Hydrated Silica (SiO2·nH2O)) — mineral

Opal

Hydrated Silica (SiO2·nH2O)

mineral
Pink Opal (Hydrated Silica (SiO2·nH2O) with Palygorskite inclusions) — Mineraloid

Pink Opal

Hydrated Silica (SiO2·nH2O) with Palygorskite inclusions

Mineraloid
Precious Opal (Hydrated Silica (SiO2·nH2O)) — mineral

Precious Opal

Hydrated Silica (SiO2·nH2O)

mineral
Pearl (Calcium carbonate (CaCO3) - mainly Aragonite with Conchiolin) — mineraloid

Pearl

Calcium carbonate (CaCO3) - mainly Aragonite with Conchiolin

mineraloid
Amber (Succinite (fossilized tree resin)) — Organic Mineraloid

Amber

Succinite (fossilized tree resin)

Organic Mineraloid
Pearl (Aragonite / Calcium Carbonate (CaCO3)) — mineraloid

Pearl

Aragonite / Calcium Carbonate (CaCO3)

mineraloid
Precious Opal (Hydrated Silica (SiO2·nH2O)) — mineral

Precious Opal

Hydrated Silica (SiO2·nH2O)

mineral
Black Obsidian (Volcanic Glass (SiO2 + impurities like Fe3O4)) — igneous

Black Obsidian

Volcanic Glass (SiO2 + impurities like Fe3O4)

igneous
Amber (Succinite (specifically Baltic Amber) - Formula: C10H16O (approximate)) — Organic Mineraloid

Amber

Succinite (specifically Baltic Amber) - Formula: C10H16O (approximate)

Organic Mineraloid
Amber (Succinite (specifically for Baltic amber); approximate formula C10H16O) — organic mineraloid

Amber

Succinite (specifically for Baltic amber); approximate formula C10H16O

organic mineraloid
Tektite (Indochinite) (Tektite (High-silica impact glass)) — mineraloid

Tektite (Indochinite)

Tektite (High-silica impact glass)

mineraloid
Obsidian (Obsidian (volcanic glass), primarily SiO2 (silicon dioxide)) — igneous

Obsidian

Obsidian (volcanic glass), primarily SiO2 (silicon dioxide)

igneous
Amber (Succinite (specifically for Baltic amber); Complex mixture of organic compounds (C10H16O)) — Organic Mineraloid

Amber

Succinite (specifically for Baltic amber); Complex mixture of organic compounds (C10H16O)

Organic Mineraloid
Amber (Succinite (approximate formula C10H16O)) — mineraloid

Amber

Succinite (approximate formula C10H16O)

mineraloid
Opal (Hydrated Silica (SiO2·nH2O)) — mineral

Opal

Hydrated Silica (SiO2·nH2O)

mineral
Amber (Succinite (Fossilized Tree Resin)) — Organic Mineraloid

Amber

Succinite (Fossilized Tree Resin)

Organic Mineraloid
Amber (Succinite) — Organic Mineraloid

Amber

Succinite

Organic Mineraloid
Amber (Succinicum (Succinite); C10H16O) — Mineraloid (Organic)

Amber

Succinicum (Succinite); C10H16O

Mineraloid (Organic)
Shungite (Carbonaceous rock (primarily amorphous carbon)) — Mineraloid

Shungite

Carbonaceous rock (primarily amorphous carbon)

Mineraloid
Black Opal (Hydrated silica (SiO2·nH2O)) — mineraloid

Black Opal

Hydrated silica (SiO2·nH2O)

mineraloid
Amber (Succinite (specifically for Baltic amber); Fossilized Tree Resin (C10H16O)) — Organic Mineraloid

Amber

Succinite (specifically for Baltic amber); Fossilized Tree Resin (C10H16O)

Organic Mineraloid
Precious Opal (Hydrated Silica (SiO2·nH2O)) — mineraloid

Precious Opal

Hydrated Silica (SiO2·nH2O)

mineraloid
Amber (Organic gemstone (Succinite)) — mineral

Amber

Organic gemstone (Succinite)

mineral
Amber (Succinite (Organic Gemstone)) — mineral

Amber

Succinite (Organic Gemstone)

mineral
Obsidian (Obsidian (Volcanic Glass), primarily SiO2) — igneous

Obsidian

Obsidian (Volcanic Glass), primarily SiO2

igneous
Obsidian (Volcanic Glass (70-75% SiO2)) — igneous

Obsidian

Volcanic Glass (70-75% SiO2)

igneous
Black Obsidian (Volcanic Glass (Primary composition: SiO2 - Silicon Dioxide)) — igneous

Black Obsidian

Volcanic Glass (Primary composition: SiO2 - Silicon Dioxide)

igneous
Fire Opal (in Matrix) (Hydrated Silica (SiO2·nH2O)) — mineral

Fire Opal (in Matrix)

Hydrated Silica (SiO2·nH2O)

mineral
Black Opal (Hydrated Silica (SiO2·nH2O)) — Mineraloid

Black Opal

Hydrated Silica (SiO2·nH2O)

Mineraloid
Amber and Citrine Quartz (Succinite (Amber) and Silicon Dioxide (SiO2 / Citrine)) — mineral

Amber and Citrine Quartz

Succinite (Amber) and Silicon Dioxide (SiO2 / Citrine)

mineral
Amber (Succinicum (C10H16O)) — mineral

Amber

Succinicum (C10H16O)

mineral
Cullet Glass (Slag Glass) (Amorphous Silicon Dioxide (Industrial Byproduct)) — mineraloid

Cullet Glass (Slag Glass)

Amorphous Silicon Dioxide (Industrial Byproduct)

mineraloid