Rock Identifier

Category

Mineral In Metamorphic Rock

Browse mineral in metamorphic rock specimens identified by the Rock Identifier community.

Learn about Mineral In Metamorphic Rock in the encyclopedia

Rock Salt

Calc-Silicate Rock

Calc-Silicate Rock

Talc-carbonate Rock

Talc-carbonate Rock

Eulysite

Hornfels

Metabasalt

Halite

Metagabbro

Metarhyolite

Cordierite Hornfels

Cordierite Hornfels

Dolomite

Gypsum

Greenstone (Metabasalt / Greenschist facies rock) — metamorphic

Greenstone

Metabasalt / Greenschist facies rock

Gneiss (Gneiss (high-grade metamorphic rock typically composed of quartz, feldspar, and mica)) — metamorphic

Gneiss

Gneiss (high-grade metamorphic rock typically composed of quartz, feldspar, and mica)

Quartz Vein in Host Rock (Silicon Dioxide (SiO2)) — mineral

Quartz Vein in Host Rock

Silicon Dioxide (SiO2)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Quartz-rich rock, likely milky quartz vein material (Quartz (SiO₂), possibly iron-stained massive quartz with minor feldspar or mica) — mineral

Quartz-rich rock, likely milky quartz vein material

Quartz (SiO₂), possibly iron-stained massive quartz with minor feldspar or mica

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

Banded Gneiss

Gneiss (High-grade metamorphic rock)

Mica Schist (Mica Schist (primarily Muscovite or Biotite KAl2(AlSi3O10)(OH)2)) — metamorphic

Mica Schist

Mica Schist (primarily Muscovite or Biotite KAl2(AlSi3O10)(OH)2)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Rhodochrosite (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese Carbonate (MnCO3)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Orthoclase Feldspar (KAlSi3O8 (Potassium Aluminum Silicate)) — mineral

Orthoclase Feldspar

KAlSi3O8 (Potassium Aluminum Silicate)

Green Aventurine in Host Rock (SiO2 (Quartz with Fuchsite inclusions)) — mineral

Green Aventurine in Host Rock

SiO2 (Quartz with Fuchsite inclusions)

Smoky Quartz (Tumbled) (Smoky Quartz (SiO2 - Silicon Dioxide)) — mineral

Smoky Quartz (Tumbled)

Smoky Quartz (SiO2 - Silicon Dioxide)

Quartz (Citrine or Iron-Stained variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Citrine or Iron-Stained variety)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Green-and-gold apatite-bearing rock, possibly epidote skarn (Apatite-group mineral, commonly fluorapatite (Ca₅(PO₄)₃F), with probable epidote and quartz; exact identification requires testing) — mineral

Green-and-gold apatite-bearing rock, possibly epidote skarn

Apatite-group mineral, commonly fluorapatite (Ca₅(PO₄)₃F), with probable epidote and quartz; exact identification requires testing

Garnet (likely Almandine or Pyrope) (Garnet Group (Fe3Al2Si3O12 or Mg3Al2Si3O12)) — mineral

Garnet (likely Almandine or Pyrope)

Garnet Group (Fe3Al2Si3O12 or Mg3Al2Si3O12)

Greenstone / Epidosite (Metamorphosed Mafic Igneous Rock (Epidote-Chlorite group)) — metamorphic

Greenstone / Epidosite

Metamorphosed Mafic Igneous Rock (Epidote-Chlorite group)

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

Granite Gneiss

Gneiss (High-grade metamorphic rock)

Smoky Quartz (Silicon Dioxide (SiO2) with aluminum impurities) — mineral

Smoky Quartz

Silicon Dioxide (SiO2) with aluminum impurities

Light-colored quartz-rich stone, possibly milky quartz (Quartz (SiO₂), provisional identification) — mineral

Light-colored quartz-rich stone, possibly milky quartz

Quartz (SiO₂), provisional identification

Quartzite (Quartzite (Primary mineral: SiO2)) — metamorphic

Quartzite

Quartzite (Primary mineral: SiO2)

Banded Gneiss (Gneiss) — metamorphic

Banded Gneiss

Gneiss

Mixed Tumbled Stones Collection (Mixed Silicates and Carbonates (Quartz, Amorphous Silica, Carbonates)) — multiple

Mixed Tumbled Stones Collection

Mixed Silicates and Carbonates (Quartz, Amorphous Silica, Carbonates)

Mixed River Stones and Minerals (Mixed Silica-rich Stones (Quartz, Agate, Jasper, Sandstone, Dalmation Stone)) — sedimentary

Mixed River Stones and Minerals

Mixed Silica-rich Stones (Quartz, Agate, Jasper, Sandstone, Dalmation Stone)

Orthoclase Feldspar (K(AlSi3O8)) — mineral

Orthoclase Feldspar

K(AlSi3O8)

Gneiss (likely) (Gneiss) — Metamorphic

Gneiss (likely)

Gneiss

Serpentine (Serpentinite (Mg,Fe,Ni,Al,Zn)3Si2O5(OH)4) — metamorphic

Serpentine

Serpentinite (Mg,Fe,Ni,Al,Zn)3Si2O5(OH)4

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Milky Quartz with Iron Staining (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

Blue Quartz (Silicon Dioxide (SiO2) with inclusions) — mineral

Blue Quartz

Silicon Dioxide (SiO2) with inclusions

Banded Chalcedony (Agate) (Silicon Dioxide (SiO2) - Cryptocrystalline Quartz) — mineral

Banded Chalcedony (Agate)

Silicon Dioxide (SiO2) - Cryptocrystalline Quartz

Gneiss (specifically a Granitic Gneiss) (Gneiss (typically composed of Quartz, Feldspar, and Mica/Amphiboles)) — metamorphic

Gneiss (specifically a Granitic Gneiss)

Gneiss (typically composed of Quartz, Feldspar, and Mica/Amphiboles)

Gneiss (Cobble) (Gneiss) — metamorphic

Gneiss (Cobble)

Gneiss

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Metaconglomerate (Metaconglomerate (Quartzite conglomerate)) — metamorphic

Metaconglomerate

Metaconglomerate (Quartzite conglomerate)

Iron-stained Quartzite (Metamorphosed Quartz (SiO2) with Hematite/Limonite impurities) — metamorphic

Iron-stained Quartzite

Metamorphosed Quartz (SiO2) with Hematite/Limonite impurities

Granite Gneiss (Felsic Gneiss) — metamorphic

Granite Gneiss

Felsic Gneiss

Quartzite River Rock with Dendrites (Metamorphosed Quartz-rich Sandstone with Manganese Oxide (MnO2) inclusions) — metamorphic

Quartzite River Rock with Dendrites

Metamorphosed Quartz-rich Sandstone with Manganese Oxide (MnO2) inclusions

Banded gneiss pebble (Gneiss, typically quartz–feldspar–mica banded rock) — metamorphic

Banded gneiss pebble

Gneiss, typically quartz–feldspar–mica banded rock

Tumbled green aventurine (probable) (Quartzite dominated by quartz (SiO₂), with green mica/fuchsite or chlorite inclusions) — mineral

Tumbled green aventurine (probable)

Quartzite dominated by quartz (SiO₂), with green mica/fuchsite or chlorite inclusions