Rock Identifier

Category

Man Made Rock (Sedimentary Analogue)

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

Learn about Man Made Rock (Sedimentary Analogue) in the encyclopedia

Rock Gypsum

Asphalt Rock

Talc-carbonate Rock

Talc-carbonate Rock

Opalite

Conglomerate

Breccia

Ironstone

Limestone

Claystone

Goldstone

Diatomite

Anorthosite

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

Chert (Common Jasper/Flint)

Microcrystalline Quartz (SiO2)

Lepidodendron Plant Fossil (Lepidodendron sp. (Lycopodiophyta)) — fossil

Lepidodendron Plant Fossil

Lepidodendron sp. (Lycopodiophyta)

Fossilized Oyster Shell (Exogyra or Ostrea (Gryphaeidae/Ostreidae family)) — fossil

Fossilized Oyster Shell

Exogyra or Ostrea (Gryphaeidae/Ostreidae family)

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

Chert (Nodule) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Nodule)

Microcrystalline Quartz (SiO2)

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

Quartz (Druzy)

Silicon Dioxide (SiO2)

Pyrite Concretion (Iron Sulfide (FeS2) in Sedimentary Matrix) — sedimentary

Pyrite Concretion

Iron Sulfide (FeS2) in Sedimentary Matrix

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

Chert (Flint)

Chert (SiO2)

Chert (specifically Flint or Jasper variant) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (specifically Flint or Jasper variant)

Microcrystalline quartz (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Dendritic Siltstone (Siltstone with Manganese Dendrites (MnO2)) — sedimentary

Dendritic Siltstone

Siltstone with Manganese Dendrites (MnO2)

Conglomerate (Conglomerate (SiO2, Al2O3, Fe2O3, CaCo3)) — sedimentary

Conglomerate

Conglomerate (SiO2, Al2O3, Fe2O3, CaCo3)

Chert / Flint (Chert (Cryptocrystalline Silica, SiO2)) — sedimentary

Chert / Flint

Chert (Cryptocrystalline Silica, SiO2)

Chert (Field Stone/Pebble) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Field Stone/Pebble)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Chert (Jasper) (Microcrystalline Quartz (SiO2) with iron oxide impurities) — sedimentary

Chert (Jasper)

Microcrystalline Quartz (SiO2) with iron oxide impurities

Concretion (Septarian concretion (likely containing Calcite or Siderite)) — sedimentary

Concretion

Septarian concretion (likely containing Calcite or Siderite)

Crinoid Fossil in Limestone (Crinoid (Class Crinoidea) in Fossiliferous Limestone (CaCO3)) — sedimentary

Crinoid Fossil in Limestone

Crinoid (Class Crinoidea) in Fossiliferous Limestone (CaCO3)

Limonite (Iron Ore) (Goethite and related iron hydroxides (FeO(OH)·nH2O)) — mineral

Limonite (Iron Ore)

Goethite and related iron hydroxides (FeO(OH)·nH2O)

Brachiopod Fossil in Shale (Phylum Brachiopoda (often species of Order Spiriferida or Rhynchonellida)) — sedimentary

Brachiopod Fossil in Shale

Phylum Brachiopoda (often species of Order Spiriferida or Rhynchonellida)

Polished Tumbled Stone (Dark Chalcedony / Jasper) (Silicon Dioxide (SiO2)) — mineral

Polished Tumbled Stone (Dark Chalcedony / Jasper)

Silicon Dioxide (SiO2)

Sandstone (Graywacke) (Clastic Sedimentary Rock (Lithic Sandstone)) — sedimentary

Sandstone (Graywacke)

Clastic Sedimentary Rock (Lithic Sandstone)

Sandstone (likely Greywacke variant) (Arenite) — sedimentary

Sandstone (likely Greywacke variant)

Arenite

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

Sandstone (Weathered)

Arenite (primarily SiO2)

Sandstone (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone

Clastic sedimentary rock (primarily SiO2)

Sandstone (likely Arkose or Lithic) (Clastic sedimentary rock (SiO2 + impurities)) — sedimentary

Sandstone (likely Arkose or Lithic)

Clastic sedimentary rock (SiO2 + impurities)

Gneiss (Metamorphic Pebble) (Gneissic Metamorphic Rock) — metamorphic

Gneiss (Metamorphic Pebble)

Gneissic Metamorphic Rock

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

Gneiss

Gneiss (High-grade metamorphic rock)

Satin Spar Selenite (Gypsum (Calcium Sulfate Dihydrate) - CaSO4·2H2O) — mineral

Satin Spar Selenite

Gypsum (Calcium Sulfate Dihydrate) - CaSO4·2H2O

Satin Spar (Selenite) (Gypsum (CaSO4·2H2O)) — mineral

Satin Spar (Selenite)

Gypsum (CaSO4·2H2O)

Sandstone (Banded) (Clastic Sedimentary Rock (composed of SiO2, CaCO3, or Fe2O3 cement)) — sedimentary

Sandstone (Banded)

Clastic Sedimentary Rock (composed of SiO2, CaCO3, or Fe2O3 cement)

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Red Jasper (Red Jasper (SiO2)) — sedimentary

Red Jasper

Red Jasper (SiO2)

Sandstone (likely Fossiliferous) (Arenite / Sedimentum arenaceum) — sedimentary

Sandstone (likely Fossiliferous)

Arenite / Sedimentum arenaceum

Fossiliferous Sandstone (Sedimentary rock containing invertebrate fossils) — fossil

Fossiliferous Sandstone

Sedimentary rock containing invertebrate fossils

Sandstone (with minor quartz and possible clay components) (Clastic Sedimentary Rock (SiO2 dominated)) — sedimentary

Sandstone (with minor quartz and possible clay components)

Clastic Sedimentary Rock (SiO2 dominated)

Sandstone (with potential iron mineralization) (Arenite) — sedimentary

Sandstone (with potential iron mineralization)

Arenite

Conglomerate (Conglomerate (clastic sedimentary rock type)) — sedimentary

Conglomerate

Conglomerate (clastic sedimentary rock type)

Sandstone (Greywacke) (Clastic Sedimentary Rock (SiO2 with lithic fragments)) — sedimentary

Sandstone (Greywacke)

Clastic Sedimentary Rock (SiO2 with lithic fragments)

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

Sandstone (Quartzose)

Arenite (primarily SiO2)

Red Jasper (Beach Pebble) (SiO2 (Microcrystalline Quartz with Hematite inclusions)) — sedimentary

Red Jasper (Beach Pebble)

SiO2 (Microcrystalline Quartz with Hematite inclusions)

Sandstone (with Chert/Quartzite) (Arenite (primarily SiO2)) — sedimentary

Sandstone (with Chert/Quartzite)

Arenite (primarily SiO2)

Tumbled red jasper (Jasper, microcrystalline quartz (SiO₂), commonly colored by iron oxides) — mineral

Tumbled red jasper

Jasper, microcrystalline quartz (SiO₂), commonly colored by iron oxides