Rock Identifier

Category

Sedimentary (Man Made)

Browse sedimentary (man made) specimens identified by the Rock Identifier community.

Learn about Sedimentary (Man Made) in the encyclopedia

Opalite

Goldstone

Blue Goldstone

Limestone

Claystone

Sandstone

Marl

Rock Gypsum

Tripolite

Zincite

Diatomite

Lherzolite

Hematite (Iron(III) oxide (Fe2O3)) — Mineral

Hematite

Iron(III) oxide (Fe2O3)

Sandstone (Ferruginous) (Arenite with Iron Oxide staining (Fe2O3)) — sedimentary

Sandstone (Ferruginous)

Arenite with Iron Oxide staining (Fe2O3)

Sandstone (likely Quartzose Sandstone) (Arenite (SiO2 predominantly)) — sedimentary

Sandstone (likely Quartzose Sandstone)

Arenite (SiO2 predominantly)

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Sandstone (Clastic Sedimentary Rock) — sedimentary

Sandstone

Clastic Sedimentary Rock

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Granite Pebble (Granite (Felsic Intrusive Igneous Rock)) — igneous

Granite Pebble

Granite (Felsic Intrusive Igneous Rock)

Pink Granite (Granite (Phaneritic igneous rock rich in Alkali Feldspar)) — igneous

Pink Granite

Granite (Phaneritic igneous rock rich in Alkali Feldspar)

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Raw Calcite (Calcite (Calcium Carbonate - CaCO3)) — mineral

Raw Calcite

Calcite (Calcium Carbonate - CaCO3)

Quartz (or Chert/Flint) (Silicon Dioxide (SiO2)) — mineral

Quartz (or Chert/Flint)

Silicon Dioxide (SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Amber (Raw Copal) (Fossilized Plant Resin (Gummite/Succinite)) — mineral

Amber (Raw Copal)

Fossilized Plant Resin (Gummite/Succinite)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Pyrite (Fool's Gold) in Matrix (Iron Sulfide (FeS2)) — mineral

Pyrite (Fool's Gold) in Matrix

Iron Sulfide (FeS2)

Limonite with Iron Inclusions (Limonite (Hydrated Iron Oxide, FeO(OH)·nH2O)) — sedimentary

Limonite with Iron Inclusions

Limonite (Hydrated Iron Oxide, FeO(OH)·nH2O)

Jasper (specifically a banded or dark variety) (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper (specifically a banded or dark variety)

Silicon Dioxide (SiO2) with impurities

Polished pale stone, likely limestone or quartzite pebble (Most consistent with micritic limestone (calcite, CaCO₃), though the image cannot confirm mineralogy) — sedimentary

Polished pale stone, likely limestone or quartzite pebble

Most consistent with micritic limestone (calcite, CaCO₃), though the image cannot confirm mineralogy

Blue Quartz (Silicon Dioxide (SiO2)) — mineral

Blue Quartz

Silicon Dioxide (SiO2)

Chert (Flint / Chalcedony pebble) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint / Chalcedony pebble)

Silicon Dioxide (SiO2)

Red Jasper (Quartz (SiO2) with Iron Oxide impurities) — sedimentary

Red Jasper

Quartz (SiO2) with Iron Oxide impurities

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Jasper (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper

Silicon Dioxide (SiO2) with impurities

Ironstone Nodule (Ironstone Concretion) (Siderite-rich Mudstone (FeCO3) or Limonite (FeO(OH)·nH2O)) — sedimentary

Ironstone Nodule (Ironstone Concretion)

Siderite-rich Mudstone (FeCO3) or Limonite (FeO(OH)·nH2O)

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

Sandstone (Banded)

Arenite (primarily SiO2)

Limonite (Ironstone Concretion) (Limonite (FeO(OH)·nH2O)) — mineral/sedimentary

Limonite (Ironstone Concretion)

Limonite (FeO(OH)·nH2O)

mineral/sedimentary

Pyrite (Fool's Gold) (Iron Disulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Disulfide (FeS2)

Ferruginous Sandstone (Ironstone) (Sedimentary rock with Limonite/Goethite cement) — sedimentary

Ferruginous Sandstone (Ironstone)

Sedimentary rock with Limonite/Goethite cement

Chalcedony (Agate/Chert variety) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO2)

Fossil Shell Fragment (possibly Brachiopod or Bivalve) (Calcium Carbonate (CaCO3) - Phylum Brachiopoda or Mollusca) — sedimentary

Fossil Shell Fragment (possibly Brachiopod or Bivalve)

Calcium Carbonate (CaCO3) - Phylum Brachiopoda or Mollusca

Limestone (Limestone (CaCO3)) — sedimentary

Limestone

Limestone (CaCO3)

Fossiliferous Limestone (Fossiliferous Limestone (containing bioclasts)) — sedimentary

Fossiliferous Limestone

Fossiliferous Limestone (containing bioclasts)

Limestone (Calcium carbonate (CaCO3)) — sedimentary

Limestone

Calcium carbonate (CaCO3)

Quartz (Druzy) (Silicon Dioxide (SiO2)) — mineral

Quartz (Druzy)

Silicon Dioxide (SiO2)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Quartz Druzy (Geode Fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz Druzy (Geode Fragment)

Silicon Dioxide (SiO2)

Sandstone (Iron-stained) (Arenite with Limonite/Hematite staining) — sedimentary

Sandstone (Iron-stained)

Arenite with Limonite/Hematite staining

Sandstone Cobble (Arenite (Sandstone)) — sedimentary

Sandstone Cobble

Arenite (Sandstone)

Fossiliferous Limestone (Calcium Carbonate - CaCO3) — sedimentary

Fossiliferous Limestone

Calcium Carbonate - CaCO3

Sandstone (Quartz-rich) (Arenite (SiO2 based)) — sedimentary

Sandstone (Quartz-rich)

Arenite (SiO2 based)

Polished basalt (vesicular basalt pebble) (Basalt, primarily plagioclase feldspar and pyroxene, commonly with olivine and iron oxides) — igneous

Polished basalt (vesicular basalt pebble)

Basalt, primarily plagioclase feldspar and pyroxene, commonly with olivine and iron oxides

Granite (Granite (Phaneritic Quartz-Feldspar Rock)) — igneous

Granite

Granite (Phaneritic Quartz-Feldspar Rock)