Rock Identifier

Category

Sedimentary Or Mineral

Browse sedimentary or mineral specimens identified by the Rock Identifier community.

Learn about Sedimentary Or Mineral in the encyclopedia

Coal

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Glauconite

Breccia

Hutcheonite

Halite

Ironstone

Sperrylite

Baddeleyite

Anatase

Brookite

Fossiliferous Sedimentary Rock (Sedimentary limestone with invertebrate fossil imprint) — fossil

Fossiliferous Sedimentary Rock

Sedimentary limestone with invertebrate fossil imprint

Weathered Sedimentary Rock (Sedimentary Rock) — Sedimentary

Weathered Sedimentary Rock

Sedimentary Rock

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Banded gneiss (Foliated gneiss, likely quartz–feldspar–biotite or amphibole gneiss) — metamorphic

Banded gneiss

Foliated gneiss, likely quartz–feldspar–biotite or amphibole gneiss

Shale fragment (Shale (clay mineral rich sedimentary rock)) — sedimentary

Shale fragment

Shale (clay mineral rich sedimentary rock)

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

Sandstone (Picture Sandstone)

Arenite (primarily SiO2)

Generic Pebble / Rock Fragment (Lithic fragment / Weathered rock) — sedimentary

Generic Pebble / Rock Fragment

Lithic fragment / Weathered rock

Tumbled jasper (likely picture/brecciated jasper) (Microcrystalline quartz (chalcedony), SiO₂, colored by iron oxides) — mineral

Tumbled jasper (likely picture/brecciated jasper)

Microcrystalline quartz (chalcedony), SiO₂, colored by iron oxides

Sandstone (Clastic sedimentary rock (Quartz arenite or Arkose)) — sedimentary

Sandstone

Clastic sedimentary rock (Quartz arenite or Arkose)

Banded Sedimentary Rock (Sedimentary rock with mineral veins/banding) — sedimentary

Banded Sedimentary Rock

Sedimentary rock with mineral veins/banding

Brown Sandstone (River Rock) (Arenite) — sedimentary

Brown Sandstone (River Rock)

Arenite

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

Blue Apatite

Apatite (Calcium Phosphate) - Ca5(PO4)3(F,Cl,OH)

Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

Quartz (Silicon dioxide (SiO2)) — mineral

Quartz

Silicon dioxide (SiO2)

Sedimentary Sandstone (Arenite (Sedimentary Rock)) — sedimentary

Sedimentary Sandstone

Arenite (Sedimentary Rock)

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

Blue Apatite

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

Sedimentary Sandstone with Iron Oxide (Ferruginous Sandstone) — sedimentary

Sedimentary Sandstone with Iron Oxide

Ferruginous Sandstone

Banded Sedimentary Rock (Sedimentary Rock with Quartz/Feldspar Vein) — sedimentary

Banded Sedimentary Rock

Sedimentary Rock with Quartz/Feldspar Vein

Siltstone / Slate (Siltstone / Low-grade Slate) — sedimentary

Siltstone / Slate

Siltstone / Low-grade Slate

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Shale (Argillaceous sedimentary rock) — sedimentary

Shale

Argillaceous sedimentary rock

Pyrite (Iron sulfide (FeS2)) — mineral

Pyrite

Iron sulfide (FeS2)

Limonite Geode (Ironstone Concretion) (Limonite [FeO(OH)·nH2O] with possible Quartz or Calcite interior) — sedimentary

Limonite Geode (Ironstone Concretion)

Limonite [FeO(OH)·nH2O] with possible Quartz or Calcite interior

Sandstone (Clastic Sedimentary Rock) — sedimentary

Sandstone

Clastic Sedimentary Rock

Magnetite (Iron Ore) (Iron(II,III) oxide (Fe3O4)) — mineral

Magnetite (Iron Ore)

Iron(II,III) oxide (Fe3O4)

Shale and Pebble Fragment (Sedimentary Rock (Mudstone/Shale with Silica Pebble)) — sedimentary

Shale and Pebble Fragment

Sedimentary Rock (Mudstone/Shale with Silica Pebble)

Sedimentary Rock Fragments (Clastic Sedimentary Rock) — sedimentary

Sedimentary Rock Fragments

Clastic Sedimentary Rock

Veined Sandstone with Calcite Veins (Sedimentary sandstone with hydrothermal/mineral veins) — sedimentary

Veined Sandstone with Calcite Veins

Sedimentary sandstone with hydrothermal/mineral veins

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Banded gneiss (Quartz–feldspar gneiss, possibly biotite-bearing; exact identification requires testing) — metamorphic

Banded gneiss

Quartz–feldspar gneiss, possibly biotite-bearing; exact identification requires testing

Banded gneiss (Gneiss, commonly quartz–feldspar–mica gneiss) — metamorphic

Banded gneiss

Gneiss, commonly quartz–feldspar–mica gneiss

Fossiliferous Concretion (Septarian Concretion containing Brachiopods/Crinoids) — fossil

Fossiliferous Concretion

Septarian Concretion containing Brachiopods/Crinoids

Sandstone with Quartz/Calcite druse (Arenite with druse (SiO2 or CaCO3)) — sedimentary

Sandstone with Quartz/Calcite druse

Arenite with druse (SiO2 or CaCO3)

Sandstone pebble (Sandstone (mainly Quartz, SiO2)) — sedimentary

Sandstone pebble

Sandstone (mainly Quartz, SiO2)

Fossil-bearing Sedimentary Rock (Sedimentum cum fossili) — fossil

Fossil-bearing Sedimentary Rock

Sedimentum cum fossili

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

Orange Calcite

Calcite (Calcium Carbonate, CaCO3)

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

Satin Spar (Selenite)

Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)

Sandstone (with man-made markings) (Arenite (composed primarily of Quartz, SiO2)) — sedimentary

Sandstone (with man-made markings)

Arenite (composed primarily of Quartz, SiO2)

Shale (Shale (clastic sedimentary rock)) — sedimentary

Shale

Shale (clastic sedimentary rock)

Concretion (Sedimentary Concretion) — sedimentary

Concretion

Sedimentary Concretion

Sedimentary Rock (Limestone or Siltstone pebble) (Sedimentary rock fragment) — sedimentary

Sedimentary Rock (Limestone or Siltstone pebble)

Sedimentary rock fragment

Sandstone (Arenite) — sedimentary

Sandstone

Arenite