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

Sandstone Anvil / Nutting Stone (Quartzose Sandstone (Sedimentary Rock)) — sedimentary

Sandstone Anvil / Nutting Stone

Quartzose Sandstone (Sedimentary Rock)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Sandstone (Clastic Sedimentary Rock) — sedimentary

Sandstone

Clastic Sedimentary Rock

Limonite (FeO(OH)·n(H2O)) — mineral

Limonite

FeO(OH)·n(H2O)

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Jasper (Chert / Chalcedony) (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — mineral

Jasper (Chert / Chalcedony)

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon dioxide (SiO2)) — mineral

Quartz Pebble

Silicon dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Limonite (Ironstone Concretion) (Hydrous ferric oxides (FeO(OH)·nH2O)) — mineral

Limonite (Ironstone Concretion)

Hydrous ferric oxides (FeO(OH)·nH2O)

Sandstone (Arenite (clastic sedimentary rock)) — sedimentary

Sandstone

Arenite (clastic sedimentary rock)

Clear quartz (rock crystal) (Quartz, crystalline silicon dioxide (SiO₂)) — mineral

Clear quartz (rock crystal)

Quartz, crystalline silicon dioxide (SiO₂)

Milky quartz (Quartz (silicon dioxide, SiO₂)) — mineral

Milky quartz

Quartz (silicon dioxide, SiO₂)

Orange Calcite (likely polished specimen) (Calcite) — Mineral

Orange Calcite (likely polished specimen)

Calcite

Limonite / Goethite (Iron Ore Mineral nodule) (FeO(OH)·nH2O / FeO(OH)) — mineral

Limonite / Goethite (Iron Ore Mineral nodule)

FeO(OH)·nH2O / FeO(OH)

Banded Sedimentary Rock (Wishbone Stone / Banded Quartzite or Limestone) (Silicified limestone or banded sedimentary rock with mineral veins) — sedimentary

Banded Sedimentary Rock (Wishbone Stone / Banded Quartzite or Limestone)

Silicified limestone or banded sedimentary rock with mineral veins

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Chalcopyrite (Copper Iron Sulfide (CuFeS2)) — mineral

Chalcopyrite

Copper Iron Sulfide (CuFeS2)

Apatite (Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)) — mineral

Apatite

Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)

Limonite (Ironstone Concretion) (Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)) — mineral

Limonite (Ironstone Concretion)

Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate

Red Sandstone (Quartz arenite / Arkose) — sedimentary

Red Sandstone

Quartz arenite / Arkose

Shale (Lutaceous Rock (Hydrous Aluminum Silicates)) — sedimentary

Shale

Lutaceous Rock (Hydrous Aluminum Silicates)

Fossil scallop shell (Scallop (family Pectinidae); shell composed chiefly of calcite and/or aragonite (CaCO₃)) — fossil

Fossil scallop shell

Scallop (family Pectinidae); shell composed chiefly of calcite and/or aragonite (CaCO₃)

Sandstone or possibly a conglomerate (Arenite (if sandstone)) — sedimentary

Sandstone or possibly a conglomerate

Arenite (if sandstone)

Jasper (SiO2 (Cryptocrystalline quartz)) — mineral

Jasper

SiO2 (Cryptocrystalline quartz)

Blue Apatite (Fluorapatite (Ca5(PO4)3F)) — mineral

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Limonite (Iron Ore) (Limonite (FeO(OH)·nH2O)) — mineral

Limonite (Iron Ore)

Limonite (FeO(OH)·nH2O)

Fine-grained sedimentary rock, likely mudstone (Mudstone (clay- and silt-sized siliciclastic sedimentary rock)) — sedimentary

Fine-grained sedimentary rock, likely mudstone

Mudstone (clay- and silt-sized siliciclastic sedimentary rock)

Mixed Tumbled Gemstones (Agate, Aventurine, Pyrite, etc.) (Multiple (principally Silicon Dioxide SiO2 and Iron Disulfide FeS2)) — mineral

Mixed Tumbled Gemstones (Agate, Aventurine, Pyrite, etc.)

Multiple (principally Silicon Dioxide SiO2 and Iron Disulfide FeS2)

Limonite (FeO(OH)·nH2O) — mineral

Limonite

FeO(OH)·nH2O

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

Pyrite (or Arsenopyrite / Ore mineral aggregate)

FeS2 (Iron Sulfide)

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

Sandstone (Quartzose)

Arenite (primarily SiO2)

Blue Apatite (Fluorapatite (Ca5(PO4)3F)) — mineral

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Limonite Concretion (Hydrated Iron Oxide-Hydroxide, FeO(OH)·nH2O) — mineral

Limonite Concretion

Hydrated Iron Oxide-Hydroxide, FeO(OH)·nH2O

Limonite/Goethite Concretion (Goethite (FeO(OH))) — sedimentary

Limonite/Goethite Concretion

Goethite (FeO(OH))

Tumbled picture jasper (Microcrystalline quartz (SiO₂), commonly with iron-oxide and clay inclusions) — mineral

Tumbled picture jasper

Microcrystalline quartz (SiO₂), commonly with iron-oxide and clay inclusions

Sandstone (Quartz Arenite) — sedimentary

Sandstone

Quartz Arenite

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Sandstone (Sedimentary Rock (Quartz Sandstone)) — sedimentary

Sandstone

Sedimentary Rock (Quartz Sandstone)