Amber
Succinite (fossilized resin)
mineraloid
Category
Organic Mineraloid
Browse organic mineraloid specimens identified by the Rock Identifier community.
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Amber
Succinite (fossilized resin); C10H16O
mineraloid
Amber
Succinite (C10H16O)
mineraloid
Pearl (Biogenic Mineraloid)
Calcium carbonate (Aragonite) and Conchiolin, CaCO3
mineral
Amber
Succinite
mineraloid
Amber
Succinite (C10H16O)
mineraloid
Amber
Succinite
mineraloid
Pink Opal
Hydrated Amorphous Silica (SiO2·nH2O)
mineraloid
Amber
Succinite (a specific common type) or Fossilized Tree Resin (C10H16O)
Mineraloid
Amber
Succinite (a fossilized organic resin containing succinic acid)
mineraloid
Amber
Succinurite (C10H16O)
mineraloid
Amber
Succinate (Fossilized Tree Resin)
mineraloid
Pink Opal
Hydrated Silicon Dioxide (SiO2 · nH2O)
mineraloid
Amber / Copal
Succinite (fossilized resin)
mineraloid
Amber
Succinite (Carbon-based organic compound; approximate formula C10H16O)
Mineraloid
Amber
Succinate (Fossilized Tree Resin)
mineraloid
Amber
Succinite (specific to Baltic amber), fossilized tree resin
mineraloid
Pearl (Biogenic Mineral)
Calcium Carbonate (primarily Aragonite) with Conchiolin; CaCO3
mineral
Amber
Succinite (fossilized tree resin)
mineraloid
Baltic Amber
Succinite (Polmerized conifer resin)
mineraloid
Amber (Black)
Amber (succinite, retinite, etc., specifically, heavily included/dark varieties)
Mineraloid
Pink Opal
Hydrated Silica (SiO2·nH2O) with Palygorskite inclusions
Mineraloid
Shungite
Carbonaceous rock (primarily amorphous carbon)
Mineraloid
Pearl
Calcium Carbonate (Aragonite or Calcite) and Conchiolin
Mineraloid
Pearls
Aragonite (calcium carbonate) and Conchiolin
Mineraloid
Pink opal
Common opal, hydrated amorphous silica (SiO₂·nH₂O), commonly colored by trace organic or iron compounds
mineral
Amber
Succinite (C10H16O)
Mineraloid (Organic)
Red Amber (Burmite/Cherry Amber)
Succinite / Retinite (Organic Fossilized Resin, C10H16O)
Mineraloid (Organic)
Amber
Succinicum (Succinite); C10H16O
Mineraloid (Organic)
Polished black stone, likely shungite
Shungite; carbon-rich mineraloid composed mainly of amorphous carbon, with silica and other minerals
mineral
Red Coral
Corallium rubrum (Calcium Carbonate, CaCO3 with Carotenoid pigments)
Mineraloid (Organic Gemstone)
Amber
Succinite (specifically for Baltic amber; general formula C10H16O)
Mineraloid (Organic)
Amber
Succinite (formula varies, primarily C10H16O)
Mineraloid (Organic)
Pearl (Imitation or Cultured)
Calcium Carbonate (Aragonite/Calcite) - CaCO3
Mineraloid (Organic)
Anthracite Coal
Anthracite (Carbon-rich mineraloid)
metamorphic
Mahogany Obsidian
Volcanic glass (high silica) with inclusions of Magnetite or Hematite
igneous
Obsidian
Volcanic glass (SiO2 + impurities)
igneous
Amber
Succinicum (Organic compound, primarily C10H16O)
Organic Gemstone (Mineraloid)
Amber
Amber (Fossilized Tree Resin)
Mineral
Limonite or Ironstone Nodule
FeO(OH)·nH2O (Hydrated iron(III) oxide-hydroxide)
sedimentary
Black Obsidian
Volcanic Glass (predominantly SiO2)
igneous
Black Obsidian
Volcanic Glass (Amorphous SiO2 with trace impurities)
igneous