Rock Identifier

Category

Anthropogenic Sedimentary (Man Made)

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

Learn about Anthropogenic Sedimentary (Man Made) in the encyclopedia

Opalite

Map Jasper

Conglomerate

Goldstone

Quartzite Sandstone

Quartzite Sandstone

Breccia

Blue Goldstone

Ironstone

Limestone

Claystone

Sandstone

Mandarin Garnet

Mandarin Garnet

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Sandstone (River Cobble) (Clastic Sedimentary Rock (primarily Quartz with Feldspar)) — sedimentary

Sandstone (River Cobble)

Clastic Sedimentary Rock (primarily Quartz with Feldspar)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Hematite (Iron Oxide (Fe2O3)) — mineral

Hematite

Iron Oxide (Fe2O3)

Chert Pebble (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Pebble

Microcrystalline Quartz (SiO2)

Limonite with Hematite (Limonite (FeO(OH)·nH2O) and Hematite (Fe2O3)) — mineral

Limonite with Hematite

Limonite (FeO(OH)·nH2O) and Hematite (Fe2O3)

Sandstone (likely Siltstone) (Arenite or Siltstone (high SiO2 content)) — sedimentary

Sandstone (likely Siltstone)

Arenite or Siltstone (high SiO2 content)

Brown Chalcedony (Silicon Dioxide (SiO2)) — mineral

Brown Chalcedony

Silicon Dioxide (SiO2)

Sandstone (Arenite (Sandstone)) — sedimentary

Sandstone

Arenite (Sandstone)

Sandstone (Arenite or Sandstone) — Sedimentary Rock

Sandstone

Arenite or Sandstone

Sedimentary Rock

Blue Chalcedony (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Blue Chalcedony

Chalcedony (Silicon Dioxide, SiO2)

Moqui Marble (Shaman Stone) (Iron Oxide Concretion (Limonite/Hematite over Sandstone)) — sedimentary

Moqui Marble (Shaman Stone)

Iron Oxide Concretion (Limonite/Hematite over Sandstone)

Shale (Shale (clay-rich mudstone)) — sedimentary

Shale

Shale (clay-rich mudstone)

Coal (Bituminous Coal (organic sedimentary rock)) — sedimentary

Coal

Bituminous Coal (organic sedimentary rock)

Green Calcite or Prasiolite (Green Quartz) (Calcium carbonate (CaCO3) or Silicon dioxide (SiO2)) — mineral

Green Calcite or Prasiolite (Green Quartz)

Calcium carbonate (CaCO3) or Silicon dioxide (SiO2)

Copper Ore (Malachite and Limonite bearing) (Cuprite, Malachite, and Limonite mixture) — mineral

Copper Ore (Malachite and Limonite bearing)

Cuprite, Malachite, and Limonite mixture

Tumbled Agate (Silicon Dioxide (Chalcedony / Quartz)) — gemstone

Tumbled Agate

Silicon Dioxide (Chalcedony / Quartz)

Agate (Silicon dioxide (Chalcedony), SiO2) — sedimentary

Agate

Silicon dioxide (Chalcedony), SiO2

Rhodochrosite (Rhodochrosite (MnCO3)) — mineral

Rhodochrosite

Rhodochrosite (MnCO3)

Blue Apatite (Ca5(PO4)3(F,Cl,OH)) — mineral

Blue Apatite

Ca5(PO4)3(F,Cl,OH)

Quartz with Inclusions (Silicon Dioxide (SiO2)) — mineral

Quartz with Inclusions

Silicon Dioxide (SiO2)

Chalcopyrite (Copper Iron Sulfide (CuFeS2)) — mineral

Chalcopyrite

Copper Iron Sulfide (CuFeS2)

Galena (Lead Sulfide (PbS)) — mineral

Galena

Lead Sulfide (PbS)

Tumbled Agate (Silicon dioxide (SiO2)) — sedimentary

Tumbled Agate

Silicon dioxide (SiO2)

Clear Quartz (Faceted Crystal) (Silicon Dioxide (SiO2)) — mineral

Clear Quartz (Faceted Crystal)

Silicon Dioxide (SiO2)

Black Onyx (Silicon Dioxide (SiO2) - Chalcedony) — gemstone

Black Onyx

Silicon Dioxide (SiO2) - Chalcedony

Chert / Flint (Microcrystalline Quartz (SiO2)) — sedimentary

Chert / Flint

Microcrystalline Quartz (SiO2)

Quartz (Chalcedony/Agate) (Silicon Dioxide (SiO2)) — mineral

Quartz (Chalcedony/Agate)

Silicon Dioxide (SiO2)

Yellow Jade (or Carnelian / Chalcedony) (SiO2 (Silicon Dioxide)) — mineral

Yellow Jade (or Carnelian / Chalcedony)

SiO2 (Silicon Dioxide)

Orange Calcite (Calcite (Calcium Carbonate, CaCO3)) — mineral

Orange Calcite

Calcite (Calcium Carbonate, CaCO3)

Pyrite (or Arsenopyrite / Ore mineral aggregate) (FeS2 (Iron Sulfide)) — mineral

Pyrite (or Arsenopyrite / Ore mineral aggregate)

FeS2 (Iron Sulfide)

Barite (Barium sulfate (BaSO4)) — mineral

Barite

Barium sulfate (BaSO4)

Pyrite or Chalcopyrite (Iron sulfide (FeS2) or Copper iron sulfide (CuFeS2)) — mineral

Pyrite or Chalcopyrite

Iron sulfide (FeS2) or Copper iron sulfide (CuFeS2)

Magnesite or Howlite (dyed or naturally patterned) (Magnesium carbonate (MgCO3) or Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)) — mineral

Magnesite or Howlite (dyed or naturally patterned)

Magnesium carbonate (MgCO3) or Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)

Shale (Shale (clay-sized silicate minerals)) — sedimentary

Shale

Shale (clay-sized silicate minerals)

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

Sandstone

Arenite (composed primarily of SiO2)

Septarian Nodule (Septarian Concretion (Calcium Carbonate/Aragonite/Calcite/Siderite)) — sedimentary

Septarian Nodule

Septarian Concretion (Calcium Carbonate/Aragonite/Calcite/Siderite)

Sandstone (Sedimentary Rock (Quartz arenite)) — sedimentary

Sandstone

Sedimentary Rock (Quartz arenite)

Sandstone or Weathered Conglomerate (Sedimentary Rock (Quartzose Sandstone / Lithic Arenite)) — sedimentary

Sandstone or Weathered Conglomerate

Sedimentary Rock (Quartzose Sandstone / Lithic Arenite)

Sandstone (Sedimentary rock composed mainly of quartz sand) — sedimentary

Sandstone

Sedimentary rock composed mainly of quartz sand

Ferruginous Sandstone (with Iron Oxide staining) (Clastic Sedimentary Rock - Quartz Arenite/Wacke) — sedimentary

Ferruginous Sandstone (with Iron Oxide staining)

Clastic Sedimentary Rock - Quartz Arenite/Wacke

Jasper (Microcrystalline quartz (SiO2)) — sedimentary

Jasper

Microcrystalline quartz (SiO2)