Rock Identifier

Category

Sedimentary (Or Mineraloid)

Browse sedimentary (or mineraloid) specimens identified by the Rock Identifier community.

Learn about Sedimentary (Or Mineraloid) in the encyclopedia

Shungite

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Ironstone

Coal

Kambaba Jasper

Limestone

Asphalt Rock

Claystone

Mudstone

Sapropel

Amber (Succinite (C10H16O)) — Mineraloid

Amber

Succinite (C10H16O)

Amber (Succinite (C10H16O)) — mineraloid

Amber

Succinite (C10H16O)

Cullet Glass (Slag Glass) (Amorphous Silicon Dioxide (Industrial byproduct)) — mineraloid

Cullet Glass (Slag Glass)

Amorphous Silicon Dioxide (Industrial byproduct)

Fulgurite (Lechatelierite (Silica glass), typically SiO2) — mineraloid

Fulgurite

Lechatelierite (Silica glass), typically SiO2

Black Pearl (Tahitian Type) (Aragonite / Conchiolin composite (CaCO3)) — mineraloid

Black Pearl (Tahitian Type)

Aragonite / Conchiolin composite (CaCO3)

Fulgurite (Luechatelierite (SiO2 glass)) — mineraloid

Fulgurite

Luechatelierite (SiO2 glass)

Amber (Succinit (C10H16O)) — mineraloid

Amber

Succinit (C10H16O)

Amber (Succinates (Fossilized Tree Resin)) — mineraloid

Amber

Succinates (Fossilized Tree Resin)

Amber (Succinates (Organic compound: C10H16O)) — mineraloid

Amber

Succinates (Organic compound: C10H16O)

Amber (Succinicum (Organic Gemstone - Resinite)) — mineraloid

Amber

Succinicum (Organic Gemstone - Resinite)

Libyan Desert Glass (Natural Silica Glass (SiO2 with minor iron and titanium)) — mineraloid

Libyan Desert Glass

Natural Silica Glass (SiO2 with minor iron and titanium)

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

Tektite (Indochinite)

Tektite (High-silica impact glass)

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

Boulder Opal

Hydrated Silica (SiO2·nH2O)

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

Cullet Glass (Slag Glass)

Amorphous Silicon Dioxide (Industrial Byproduct)

Cullet Glass (Slag Glass) (Amorphous Silicon Dioxide (SiO2) with metallic oxide impurities) — mineraloid

Cullet Glass (Slag Glass)

Amorphous Silicon Dioxide (SiO2) with metallic oxide impurities

Ambergris (Ambergris (Coprolite-adjacent/Organic secretion)) — mineraloid

Ambergris

Ambergris (Coprolite-adjacent/Organic secretion)

Amber (Succinite (C10H16O)) — mineraloid

Amber

Succinite (C10H16O)

Cullet (Slag Glass) (Amorphous Silica (Industrial byproduct)) — mineraloid

Cullet (Slag Glass)

Amorphous Silica (Industrial byproduct)

Tektite (Tektite (high-silica natural glass)) — Mineraloid

Tektite

Tektite (high-silica natural glass)

Glass (Amorphous Silicon Dioxide (SiO2)) — mineraloid

Glass

Amorphous Silicon Dioxide (SiO2)

Black Pearl (Tahitian or Irradiated Type) (Organic gemstone (Calcium Carbonate with Conchiolin Binding)) — mineraloid

Black Pearl (Tahitian or Irradiated Type)

Organic gemstone (Calcium Carbonate with Conchiolin Binding)

Amber (Succinite (with approximate formula C10H16O)) — mineraloid

Amber

Succinite (with approximate formula C10H16O)

Amber (Succinite (C10H16O)) — mineraloid

Amber

Succinite (C10H16O)

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

Natural White Pearl

Calcium Carbonate (Aragonite/Calcite) with Conchiolin - CaCO3

Pearl (Aragonite and Conchiolin (CaCO3 + organic protein)) — mineraloid

Pearl

Aragonite and Conchiolin (CaCO3 + organic protein)

Tektite (Indochinite) (Tektite - High-silica amorphous glass (SiO2 + Al2O3)) — mineraloid

Tektite (Indochinite)

Tektite - High-silica amorphous glass (SiO2 + Al2O3)

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

Amber

Succinite (Approximate formula: C10H16O)

Amber (Succinite (organic hydrocarbon)) — mineraloid

Amber

Succinite (organic hydrocarbon)

Burmese Amber (Burmite) (Burmite (C10H16O)) — mineraloid

Burmese Amber (Burmite)

Burmite (C10H16O)

Amber (Succinates (Organic Fossilized Resin)) — mineraloid

Amber

Succinates (Organic Fossilized Resin)

Amber (Succinite (specific to Baltic amber), fossilized tree resin) — mineraloid

Amber

Succinite (specific to Baltic amber), fossilized tree resin

Amber (Succinates) — mineraloid

Amber

Succinates

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

Pink Opal

Hydrated Silica (SiO2·nH2O) with Palygorskite inclusions

Cullet Glass (Man-made Glass Slag) (Amorphous Silica (SiO2) with chemical additives) — Mineraloid

Cullet Glass (Man-made Glass Slag)

Amorphous Silica (SiO2) with chemical additives

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

Pearl

Calcium Carbonate (Aragonite/Calcite mixed with Conchiolin), CaCO3

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

Amber

Succinite (organic mineraloid); Chemical formula: C10H16O

Polished mahogany obsidian (Volcanic glass; predominantly rhyolitic silica glass (SiO₂-rich)) — igneous

Polished mahogany obsidian

Volcanic glass; predominantly rhyolitic silica glass (SiO₂-rich)

Polished mahogany obsidian (Volcanic glass; predominantly silica-rich rhyolitic composition (SiO₂)) — igneous

Polished mahogany obsidian

Volcanic glass; predominantly silica-rich rhyolitic composition (SiO₂)

Polished black obsidian (Volcanic glass; predominantly rhyolitic silica glass (approximately 70–80% SiO₂)) — igneous

Polished black obsidian

Volcanic glass; predominantly rhyolitic silica glass (approximately 70–80% SiO₂)

Black Obsidian (Volcanic Glass (SiO2)) — igneous

Black Obsidian

Volcanic Glass (SiO2)

Black Obsidian (Volcanic Glass (Amorphous Silicon Dioxide)) — igneous

Black Obsidian

Volcanic Glass (Amorphous Silicon Dioxide)

Snowflake Obsidian (Volcanic glass containing Spherulitic Cristobalite (SiO2)) — igneous

Snowflake Obsidian

Volcanic glass containing Spherulitic Cristobalite (SiO2)