Rock Identifier

Category

Sedimentary And Metamorphic Minerals

Browse sedimentary and metamorphic minerals specimens identified by the Rock Identifier community.

Learn about Sedimentary And Metamorphic Minerals in the encyclopedia

Metabasalt

Coal

Metagabbro

Claystone

Calc-Silicate Rock

Calc-Silicate Rock

Shale

Eltyubyuite

Black Shale

Marl

Paracelsian

Schist

Kokchetavite

Likely milky quartz pebble (Quartz (silicon dioxide, SiO₂)) — mineral

Likely milky quartz pebble

Quartz (silicon dioxide, SiO₂)

Amethyst (Amethyst (Silicon Dioxide, SiO2)) — mineral

Amethyst

Amethyst (Silicon Dioxide, SiO2)

Quartz with Iron Staining (SiO2 with Fe oxide impurities) — mineral

Quartz with Iron Staining

SiO2 with Fe oxide impurities

Banded Gneiss (Gneiss) — metamorphic

Banded Gneiss

Gneiss

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Quartz (Smoky/Milky variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Smoky/Milky variety)

Silicon Dioxide (SiO2)

Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)

Quartz (specifically Clear or Rose Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (specifically Clear or Rose Quartz)

Silicon Dioxide (SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (Common or Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Common or Milky Quartz)

Silicon Dioxide (SiO2)

Quartz (Milky or Common Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky or Common Quartz)

Silicon Dioxide (SiO2)

Gneiss (High-grade Metamorphic Gneiss) — metamorphic

Gneiss

High-grade Metamorphic Gneiss

Fluorescent Calcite (Calcite (CaCO3)) — mineral

Fluorescent Calcite

Calcite (CaCO3)

Banded gneiss pebble (Gneiss, a foliated metamorphic rock composed mainly of quartz, feldspar, and mica or amphibole) — metamorphic

Banded gneiss pebble

Gneiss, a foliated metamorphic rock composed mainly of quartz, feldspar, and mica or amphibole

Banded metamorphic rock, likely mica schist (Mica schist, chiefly quartz, muscovite/biotite, and feldspar) — metamorphic

Banded metamorphic rock, likely mica schist

Mica schist, chiefly quartz, muscovite/biotite, and feldspar

Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Clear Quartz (Rock Crystal) (Silicon Dioxide (SiO2)) — gemstone

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Gneiss (specifically a Granitic Gneiss) (Gneiss (Composition: Quartz, Feldspar, Mica)) — metamorphic

Gneiss (specifically a Granitic Gneiss)

Gneiss (Composition: Quartz, Feldspar, Mica)

Gneiss (Gneissic Metamorphic Rock) — metamorphic

Gneiss

Gneissic Metamorphic Rock

Gneiss (Gneiss (Metamorphic rock)) — metamorphic

Gneiss

Gneiss (Metamorphic rock)

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

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Gneiss (specifically a Granitic Gneiss specimen) (Gneiss (high-grade metamorphic rock primarily composed of Quartz, Feldspar, and Biotite/Amphibole)) — metamorphic

Gneiss (specifically a Granitic Gneiss specimen)

Gneiss (high-grade metamorphic rock primarily composed of Quartz, Feldspar, and Biotite/Amphibole)

Likely muscovite-bearing mica schist (Mica schist, composed mainly of quartz and mica (muscovite and/or biotite)) — metamorphic

Likely muscovite-bearing mica schist

Mica schist, composed mainly of quartz and mica (muscovite and/or biotite)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Milky/Clear) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Clear)

Silicon Dioxide (SiO2)

Schist (Schist; commonly mica schist, composed chiefly of muscovite/biotite mica with quartz and feldspar) — metamorphic

Schist

Schist; commonly mica schist, composed chiefly of muscovite/biotite mica with quartz and feldspar

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Shungite (Non-crystalline carbon (allotrope of carbon)) — metamorphic

Shungite

Non-crystalline carbon (allotrope of carbon)

Biotite Schist (Biotite-rich Schist) — metamorphic

Biotite Schist

Biotite-rich Schist

Garnet Schist (Almandine Garnet in Mica Schist) — metamorphic

Garnet Schist

Almandine Garnet in Mica Schist

Gneiss (Gneiss (Foliated Metamorphic Rock)) — metamorphic

Gneiss

Gneiss (Foliated Metamorphic Rock)

Magnetite (Lodestone variety) (Magnetite (Fe3O4)) — mineral

Magnetite (Lodestone variety)

Magnetite (Fe3O4)