Rock Identifier

Category

Sedimentary Mineral

Browse sedimentary mineral specimens identified by the Rock Identifier community.

Learn about Sedimentary Mineral in the encyclopedia

Coal

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Glauconite

Breccia

Hutcheonite

Halite

Ironstone

Sperrylite

Baddeleyite

Anatase

Brookite

Quartz Mineral (Silicon Dioxide (SiO2)) — mineral

Quartz Mineral

Silicon Dioxide (SiO2)

Fossil Belemnite Guard (Belemnitella spp. (rostrum)) — fossil

Fossil Belemnite Guard

Belemnitella spp. (rostrum)

Gneiss with Quartz Veining (Gneiss (High-grade Metamorphic Rock)) — metamorphic

Gneiss with Quartz Veining

Gneiss (High-grade Metamorphic Rock)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Sandstone Pebble (Arenite (SiO2 complex)) — sedimentary

Sandstone Pebble

Arenite (SiO2 complex)

Polished brown river pebble (likely chert or fine-grained sandstone) (Indeterminate; probable microcrystalline quartz (chert) or quartz-rich sandstone) — sedimentary

Polished brown river pebble (likely chert or fine-grained sandstone)

Indeterminate; probable microcrystalline quartz (chert) or quartz-rich sandstone

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

Blue Apatite

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

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Sandstone (Arenite (SiO2 predominantly)) — sedimentary

Sandstone

Arenite (SiO2 predominantly)

Shark Tooth Fossil (Chondrichthyes (class) fossilized tooth) — fossil

Shark Tooth Fossil

Chondrichthyes (class) fossilized tooth

Red Jasper (or Banded Jasper) (Silicon Dioxide (SiO2 with Hematite impurities)) — mineral

Red Jasper (or Banded Jasper)

Silicon Dioxide (SiO2 with Hematite impurities)

Ironstone concretion (possibly pyrite-bearing) (Iron-rich sedimentary concretion, likely composed of goethite/limonite with possible pyrite) — sedimentary

Ironstone concretion (possibly pyrite-bearing)

Iron-rich sedimentary concretion, likely composed of goethite/limonite with possible pyrite

Quartz pebble (Silicon dioxide (SiO2)) — sedimentary

Quartz pebble

Silicon dioxide (SiO2)

Worn River Pebble with Fossil Indentation (Sedimentary Rock with Fossil Infill) — sedimentary

Worn River Pebble with Fossil Indentation

Sedimentary Rock with Fossil Infill

Limonite Geode / Ironstone Concretion (Hydrated Iron Oxide (FeO(OH)·nH2O)) — sedimentary

Limonite Geode / Ironstone Concretion

Hydrated Iron Oxide (FeO(OH)·nH2O)

Conglomerate (Conglomerate (Clastic Sedimentary Rock)) — sedimentary

Conglomerate

Conglomerate (Clastic Sedimentary Rock)

Sandstone (Arenite (predominantly SiO2 with iron oxides)) — sedimentary

Sandstone

Arenite (predominantly SiO2 with iron oxides)

Banded Sandstone (Zebra Stone) (Arenite with Iron Oxide Banding (Liesegang rings)) — sedimentary

Banded Sandstone (Zebra Stone)

Arenite with Iron Oxide Banding (Liesegang rings)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Sandstone with Liesegang Rings (Quartzose Sandstone with Iron Oxide Precipitation) — sedimentary

Sandstone with Liesegang Rings

Quartzose Sandstone with Iron Oxide Precipitation

Limonite (FeO(OH)·n(H2O)) — mineral

Limonite

FeO(OH)·n(H2O)

Limonite (Iron Stone Concretion) (Limonite (Hydrous Iron Oxide) - FeO(OH)·nH2O) — mineral

Limonite (Iron Stone Concretion)

Limonite (Hydrous Iron Oxide) - FeO(OH)·nH2O

Sandstone (Arenite (Sedimentary rock)) — sedimentary

Sandstone

Arenite (Sedimentary rock)

Fossiliferous Shale (Sedimentary Clastic Rock with fossil inclusions (likely Brachiopod or Bivalve impressions)) — fossil

Fossiliferous Shale

Sedimentary Clastic Rock with fossil inclusions (likely Brachiopod or Bivalve impressions)

Rhodochrosite (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese Carbonate (MnCO3)

Sandstone (Banded) (Clastic Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (Banded)

Clastic Sedimentary Rock (primarily SiO2)

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

Sandstone (Banded)

Clastic sedimentary rock (primarily SiO2)

Geode half (Geode (often quartz/chalcedony based)) — sedimentary or igneous

Geode half

Geode (often quartz/chalcedony based)

sedimentary or igneous

Bivalve Fossil (Bivalvia (Phylum Mollusca)) — Fossil

Bivalve Fossil

Bivalvia (Phylum Mollusca)

Jasper (Silicon Dioxide (SiO2)) — mineral

Jasper

Silicon Dioxide (SiO2)

Sandstone / Weathered Quartzite (Sandstone (Quartz Arenite)) — sedimentary

Sandstone / Weathered Quartzite

Sandstone (Quartz Arenite)

Quartz pebble (Silicon dioxide (SiO2)) — mineral

Quartz pebble

Silicon dioxide (SiO2)

Shale (Laminated Mudstone) — sedimentary

Shale

Laminated Mudstone

Apatite (Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))) — mineral

Apatite

Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))

Sandstone or Quartzite (Arenite (if sedimentary) / Quartzite (if metamorphic)) — Sedimentary or Metamorphic

Sandstone or Quartzite

Arenite (if sedimentary) / Quartzite (if metamorphic)

Sedimentary or Metamorphic

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Chalcopyrite (CuFeS2) — mineral

Chalcopyrite

CuFeS2

Fluorite with Quartz coating (Calcium Fluoride (CaF2) with Silicon Dioxide (SiO2)) — mineral

Fluorite with Quartz coating

Calcium Fluoride (CaF2) with Silicon Dioxide (SiO2)

Sandstone Concretion (Omar or Nut Rock) (Sedimentary Concretion (specifically an 'Omarolluk' or Omar)) — sedimentary

Sandstone Concretion (Omar or Nut Rock)

Sedimentary Concretion (specifically an 'Omarolluk' or Omar)

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

Quartz (Druzy)

Silicon Dioxide (SiO2)

Pyrite (Iron sulfide (FeS2)) — mineral

Pyrite

Iron sulfide (FeS2)

Quartz Geode (Silicon Dioxide (SiO2)) — sedimentary

Quartz Geode

Silicon Dioxide (SiO2)