Rock Identifier

Category

Metamorphic (Likely Gneiss Or Schist Based On Texture)

Browse metamorphic (likely gneiss or schist based on texture) specimens identified by the Rock Identifier community.

Learn about Metamorphic (Likely Gneiss Or Schist Based On Texture) in the encyclopedia

Gneiss

Schist

Tourmaline Schist

Tourmaline Schist

Staurolite Schist

Staurolite Schist

Graphite Schist

Graphite Schist

Paragonite Schist

Paragonite Schist

Chlorite Schist

Chlorite Schist

Hornblende Schist

Hornblende Schist

Garnet Schist

Mica Schist

Talc Schist

Biotite Schist

Fuchsite (Green Muscovite) (Fuchsite (Chromium-rich Muscovite), K(Al,Cr)2(AlSi3O10)(OH)2) — mineral

Fuchsite (Green Muscovite)

Fuchsite (Chromium-rich Muscovite), K(Al,Cr)2(AlSi3O10)(OH)2

Schist with Quartz/Mica (Mica Schist (primarily Muscovite and Quartz)) — Metamorphic

Schist with Quartz/Mica

Mica Schist (primarily Muscovite and Quartz)

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

Granitic Gneiss

Gneiss (High-grade metamorphic rock)

Muscovite Schist (Metamorphic rock primarily composed of quartz and muscovite mica) — metamorphic

Muscovite Schist

Metamorphic rock primarily composed of quartz and muscovite mica

Granite Gneiss (Gneiss (High-grade Metamorphic Rock)) — metamorphic

Granite Gneiss

Gneiss (High-grade Metamorphic Rock)

Gneiss (Gneiss (Metamorphic Rock)) — metamorphic

Gneiss

Gneiss (Metamorphic Rock)

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

Milky quartz vein fragment

Quartz, silicon dioxide (SiO₂)

Sandstone (likely Ferruginous) (Arenite (SiO2 based with Fe2O3/FeO(OH) cement)) — sedimentary

Sandstone (likely Ferruginous)

Arenite (SiO2 based with Fe2O3/FeO(OH) cement)

Jade (likely Jadeite) (Jadeite (a pyroxene mineral) or Nephrite (a variety of amphibole mineral)) — Mineral

Jade (likely Jadeite)

Jadeite (a pyroxene mineral) or Nephrite (a variety of amphibole mineral)

Mica Schist (Schist (muscovite-biotite rich)) — metamorphic

Mica Schist

Schist (muscovite-biotite rich)

Weathered quartz-rich pebble (Likely altered granite or granitic gneiss; chiefly quartz and feldspar with minor mica/iron oxides) — igneous

Weathered quartz-rich pebble

Likely altered granite or granitic gneiss; chiefly quartz and feldspar with minor mica/iron oxides

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Greenschist (Greenstone) (Chlorite Schist / Greenschist Facies Rock) — metamorphic

Greenschist (Greenstone)

Chlorite Schist / Greenschist Facies Rock

Garnet Schist (Almandine Garnet-Mica Schist (X₃Y₂(SiO₄)₃)) — metamorphic

Garnet Schist

Almandine Garnet-Mica Schist (X₃Y₂(SiO₄)₃)

Garnet Schist (Almandine Garnet in Mica Schist (Fe3Al2(SiO4)3)) — metamorphic

Garnet Schist

Almandine Garnet in Mica Schist (Fe3Al2(SiO4)3)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Gneiss (High-grade Metamorphic Gneiss) — metamorphic

Gneiss

High-grade Metamorphic Gneiss

Coarse-grained granite or granitic gneiss (Granite; primarily quartz, potassium feldspar, plagioclase, and biotite/hornblende) — igneous

Coarse-grained granite or granitic gneiss

Granite; primarily quartz, potassium feldspar, plagioclase, and biotite/hornblende

Raw Garnet (Hessonite / Spessartine) (Silicate mineral group (X3Y2(SiO4)3)) — gemstone

Raw Garnet (Hessonite / Spessartine)

Silicate mineral group (X3Y2(SiO4)3)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Green Aventurine (Aventurine Quartz (SiO2 with inclusions)) — mineral

Green Aventurine

Aventurine Quartz (SiO2 with inclusions)

Black Tourmaline (Schorl) (Schorl (Na(Fe²⁺)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)) — mineral

Black Tourmaline (Schorl)

Schorl (Na(Fe²⁺)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)

Desert Rose (Baryte (BaSO4) or Gypsum (CaSO4·2H2O) with sand inclusions) — mineral

Desert Rose

Baryte (BaSO4) or Gypsum (CaSO4·2H2O) with sand inclusions

Gneiss (specifically Banded Gneiss) (Gneiss) — metamorphic

Gneiss (specifically Banded Gneiss)

Gneiss

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Schist (Schist (Foliated Metamorphic Rock)) — metamorphic

Schist

Schist (Foliated Metamorphic Rock)

Rough Ruby (Corundum (Al2O3 with Chromium impurities)) — mineral

Rough Ruby

Corundum (Al2O3 with Chromium impurities)

Green Quartzite (Metamorphic Quartz Sandstone (SiO2)) — metamorphic

Green Quartzite

Metamorphic Quartz Sandstone (SiO2)

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Granitic Gneiss (Gneiss (Metamorphic rock of granitic composition)) — metamorphic

Granitic Gneiss

Gneiss (Metamorphic rock of granitic composition)

Biotite Schist (Biotite Mica Schist) — metamorphic

Biotite Schist

Biotite Mica Schist

Schist (Chlorite/Mica Schist) — metamorphic

Schist

Chlorite/Mica Schist

Quartzite (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite

Metamorphosed Quartz Sandstone (SiO2)

Fuchsite Schist (Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2) in Schist) — metamorphic

Fuchsite Schist

Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2) in Schist

Granite Gneiss (Gneiss (Polymetamorphic Quartz-Feldspar-Mica rock)) — metamorphic

Granite Gneiss

Gneiss (Polymetamorphic Quartz-Feldspar-Mica rock)

Gneiss (Schistose) (Gneiss) — metamorphic

Gneiss (Schistose)

Gneiss

Quartzite (Quartzite (Mostly SiO2)) — metamorphic

Quartzite

Quartzite (Mostly SiO2)

Quartz Vein in Host Rock (Quartz (SiO2) in metamorphic host rock (likely schist or phyllite)) — metamorphic

Quartz Vein in Host Rock

Quartz (SiO2) in metamorphic host rock (likely schist or phyllite)

Banded Gneiss (Gneiss (High-grade Regional Metamorphic Rock)) — metamorphic

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Gneiss (specifically a Banded Gneiss cobble) (Gneiss (composed mainly of Quartz, Feldspar, and Biotite/Amphibole)) — metamorphic

Gneiss (specifically a Banded Gneiss cobble)

Gneiss (composed mainly of Quartz, Feldspar, and Biotite/Amphibole)

Gneiss (Gneiss (Metamorphic rock)) — metamorphic

Gneiss

Gneiss (Metamorphic rock)

Gneiss (Gneissic Metamorphic Rock) — metamorphic

Gneiss

Gneissic Metamorphic Rock