Rock Identifier

Category

Sedimentary Like (Industrial Composite)

Browse sedimentary like (industrial composite) specimens identified by the Rock Identifier community.

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Sandstone (Painted) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Painted)

Arenite (primarily SiO2)

Chert (often called Flint) (Chert (Cryptocrystalline Quartz, SiO2)) — sedimentary

Chert (often called Flint)

Chert (Cryptocrystalline Quartz, SiO2)

Sandstone (with Iron Staining) (Clastic sedimentary rock (primarily Quartz with Limonite/Goethite staining)) — sedimentary

Sandstone (with Iron Staining)

Clastic sedimentary rock (primarily Quartz with Limonite/Goethite staining)

Red Garnet (Almandine and Pyrope (Silicate minerals: Fe3Al2(SiO4)3 and Mg3Al2(SiO4)3)) — mineral

Red Garnet

Almandine and Pyrope (Silicate minerals: Fe3Al2(SiO4)3 and Mg3Al2(SiO4)3)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Orange Calcite (Calcite (CaCO3)) — Mineral

Orange Calcite

Calcite (CaCO3)

Ferruginous Quartz (Iron-stained Quartz) (Silicon Dioxide (SiO2) with iron oxide inclusions (Limonite/Hematite)) — mineral

Ferruginous Quartz (Iron-stained Quartz)

Silicon Dioxide (SiO2) with iron oxide inclusions (Limonite/Hematite)

Shale (sub-type: Carbonaceous Shale) (Lutaceous Sedimentary Rock) — sedimentary

Shale (sub-type: Carbonaceous Shale)

Lutaceous Sedimentary Rock

Sandstone (Arenite (composed primarily of SiO2)) — sedimentary

Sandstone

Arenite (composed primarily of SiO2)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Sandstone (Iron-stained) (Arenite (primarily Quartz, SiO2)) — sedimentary

Sandstone (Iron-stained)

Arenite (primarily Quartz, SiO2)

Sandstone (Ferruginous) (Arenite (Fe2O3 stained)) — sedimentary

Sandstone (Ferruginous)

Arenite (Fe2O3 stained)

Pink Quartzite (Quartzite (primarily SiO2 with trace impurities of iron oxides)) — metamorphic

Pink Quartzite

Quartzite (primarily SiO2 with trace impurities of iron oxides)

Chert (Flint nodule) (Chert (SiO2)) — sedimentary

Chert (Flint nodule)

Chert (SiO2)

Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Limonite (Limonite (Hydrous iron oxides, predominantly Goethite FeO(OH)·nH2O)) — mineral

Limonite

Limonite (Hydrous iron oxides, predominantly Goethite FeO(OH)·nH2O)

Diamond (Set in jewelry) (Cubic Carbon (C)) — mineral

Diamond (Set in jewelry)

Cubic Carbon (C)

Quartzite in Conglomerate (Clastic Sedimentary Rock with Silicon Dioxide (SiO2) inclusions) — sedimentary

Quartzite in Conglomerate

Clastic Sedimentary Rock with Silicon Dioxide (SiO2) inclusions

Diamond (Diamond (C)) — Mineral

Diamond

Diamond (C)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Bismuth (Bismuth (Bi)) — mineral

Bismuth

Bismuth (Bi)

Almandine Garnet (Iron aluminum silicate (Fe3Al2(SiO4)3)) — mineral

Almandine Garnet

Iron aluminum silicate (Fe3Al2(SiO4)3)

Sandstone (Clastic Sedimentary Rock (composed of SiO2 grains)) — sedimentary

Sandstone

Clastic Sedimentary Rock (composed of SiO2 grains)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Feldspar (KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8) — mineral

Feldspar

KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8

Desert Rose (Baryte or Gypsum variation (CaSO4·2H2O or BaSO4)) — mineral

Desert Rose

Baryte or Gypsum variation (CaSO4·2H2O or BaSO4)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Ruby (Corundum (Al2O3:Cr)) — mineral

Ruby

Corundum (Al2O3:Cr)

Gneiss (High-grade regional metamorphic rock (Foliated)) — metamorphic

Gneiss

High-grade regional metamorphic rock (Foliated)

Gastropod Steinkern (Internal Mold Fossil) (Gastropoda (Class); Internal mold or 'Steinkern' composed of Calcium Carbonate (CaCO3) or Sedimentary matrix) — sedimentary

Gastropod Steinkern (Internal Mold Fossil)

Gastropoda (Class); Internal mold or 'Steinkern' composed of Calcium Carbonate (CaCO3) or Sedimentary matrix

Limonite (Bog Iron) (Limonite (Hydrated iron(III) oxide-hydroxide) - FeO(OH)·nH2O) — mineral

Limonite (Bog Iron)

Limonite (Hydrated iron(III) oxide-hydroxide) - FeO(OH)·nH2O

Anthracite Coal (Anthracite (Carbon-based sedimentary-derived metamorphic rock)) — metamorphic

Anthracite Coal

Anthracite (Carbon-based sedimentary-derived metamorphic rock)

Spinosaurus fossil (permineralized bone) (Spinosaurus aegyptiacus (Calcium phosphate mineralized with silica/sediment)) — sedimentary

Spinosaurus fossil (permineralized bone)

Spinosaurus aegyptiacus (Calcium phosphate mineralized with silica/sediment)

Conglomerate (Asphaltic/Anthropogenic) (Clastic sedimentary rock / Bituminous mixture) — sedimentary

Conglomerate (Asphaltic/Anthropogenic)

Clastic sedimentary rock / Bituminous mixture

Dendritic Agate / Moss Agate (Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions) — mineral

Dendritic Agate / Moss Agate

Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions

Conglomerate (Conglomerate (Clastic Sedimentary Rock)) — sedimentary

Conglomerate

Conglomerate (Clastic Sedimentary Rock)

Synthetic Convention Badge (Plastic/PVC) (Polyvinyl Chloride (PVC) / Polycarbonate) — mineraloid (synthetic)

Synthetic Convention Badge (Plastic/PVC)

Polyvinyl Chloride (PVC) / Polycarbonate

mineraloid (synthetic)

Cupronickel Coin (Copper-Nickel Alloy (typically 75% Cu, 25% Ni)) — anthropic metallic specimen

Cupronickel Coin

Copper-Nickel Alloy (typically 75% Cu, 25% Ni)

anthropic metallic specimen

Selenite / Gypsum (Gypsum (CaSO4·2H2O)) — Mineral

Selenite / Gypsum

Gypsum (CaSO4·2H2O)

Basalt with Peridotite Inclusion (Mafic Volcanic Rock (Extrusive Igneous) with Ultramafic Xenolith) — igneous

Basalt with Peridotite Inclusion

Mafic Volcanic Rock (Extrusive Igneous) with Ultramafic Xenolith