Rock Identifier

Category

Metamorphic Rock

Browse metamorphic rock specimens identified by the Rock Identifier community.

Learn about Metamorphic Rock in the encyclopedia

Calc-Silicate Rock

Calc-Silicate Rock

Eulysite

Eulysite

Metabasalt

Metabasalt

Hornfels

Hornfels

Metarhyolite

Metarhyolite

Metagabbro

Metagabbro

Talc-carbonate Rock

Talc-carbonate Rock

Rock Gypsum

Rock Gypsum

Rock Salt

Rock Salt

Coral Rock

Coral Rock

Asphalt Rock

Asphalt Rock

Amphibolite

Amphibolite

Yellow Quartzite (Metamorphic Rock (Mainly SiO2)) — metamorphic

Yellow Quartzite

Metamorphic Rock (Mainly SiO2)

Lapis Lazuli (Lazurite-rich metamorphic rock) — metamorphic

Lapis Lazuli

Lazurite-rich metamorphic rock

Glaucophane Schist (Blueschist) (Blueschist facies metamorphic rock) — metamorphic

Glaucophane Schist (Blueschist)

Blueschist facies metamorphic rock

Amphibolite (specifically Hornblende Schist/Gneiss) (Amphibole-rich Metamorphic Rock) — metamorphic

Amphibolite (specifically Hornblende Schist/Gneiss)

Amphibole-rich Metamorphic Rock

Lapis Lazuli (Lazurite-rich metamorphic rock) — metamorphic

Lapis Lazuli

Lazurite-rich metamorphic rock

Gneiss (Gneiss (a type of metamorphic rock)) — Metamorphic Rock

Gneiss

Gneiss (a type of metamorphic rock)

Metamorphic Rock

Lapis Lazuli (Fragment) (Lazurite-rich metamorphic rock) — metamorphic

Lapis Lazuli (Fragment)

Lazurite-rich metamorphic rock

Slate (Low-grade Metamorphic Rock) — metamorphic

Slate

Low-grade Metamorphic Rock

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

Garnet Schist

Mica Schist with Almandine (Fe3Al2(SiO4)3)

Gneissic Schist (Gneiss-schist (Metamorphic rock)) — metamorphic

Gneissic Schist

Gneiss-schist (Metamorphic rock)

River Rock (Gneiss/Schist mix) (Foliated Metamorphic Rock (Gneiss)) — metamorphic

River Rock (Gneiss/Schist mix)

Foliated Metamorphic Rock (Gneiss)

Schist (Mica Schist (Metamorphic Rock)) — metamorphic

Schist

Mica Schist (Metamorphic Rock)

Gneiss (Gneiss (Foliated Metamorphic Rock)) — metamorphic

Gneiss

Gneiss (Foliated Metamorphic Rock)

Gneiss (specifically a weathered or stream-worn specimen) (Gneiss (Foliated Metamorphic Rock)) — metamorphic

Gneiss (specifically a weathered or stream-worn specimen)

Gneiss (Foliated Metamorphic Rock)

Schist (Crystalline Metamorphic Rock (Schistose)) — metamorphic

Schist

Crystalline Metamorphic Rock (Schistose)

Phyllite (Phyllite (Foliated metamorphic rock)) — metamorphic

Phyllite

Phyllite (Foliated metamorphic rock)

Schist (Mica Schist (Metamorphic Rock)) — metamorphic

Schist

Mica Schist (Metamorphic Rock)

Slate (Slate (Foliated metamorphic rock)) — metamorphic

Slate

Slate (Foliated metamorphic rock)

Gneiss (River Cobble) (Gneiss (Foliated Metamorphic Rock)) — metamorphic

Gneiss (River Cobble)

Gneiss (Foliated Metamorphic Rock)

Schist (Crystalline Metamorphic Rock (Schistose)) — metamorphic

Schist

Crystalline Metamorphic Rock (Schistose)

Quartzite with Hematite staining (Metamorphic Rock (rich in SiO2)) — metamorphic

Quartzite with Hematite staining

Metamorphic Rock (rich in SiO2)

Greenstone / Greenschist (Greenschist facies metamorphic rock) — metamorphic

Greenstone / Greenschist

Greenschist facies metamorphic rock

Quartzite Pebble (with Iron Inclusions) (Metamorphic Rock (Mainly SiO2)) — metamorphic

Quartzite Pebble (with Iron Inclusions)

Metamorphic Rock (Mainly SiO2)

Quartzite (Metamorphic Rock (Mainly SiO2)) — metamorphic

Quartzite

Metamorphic Rock (Mainly SiO2)

Gneiss (Metamorphic Rock (Gneissic texture)) — metamorphic

Gneiss

Metamorphic Rock (Gneissic texture)

Quartzite pebble (Metamorphic rock (mainly SiO2)) — metamorphic

Quartzite pebble

Metamorphic rock (mainly SiO2)

Pink Quartzite (Silica (SiO2) - Metamorphic rock) — metamorphic

Pink Quartzite

Silica (SiO2) - Metamorphic rock

Quartzite (Metamorphic rock (primarily SiO2)) — metamorphic

Quartzite

Metamorphic rock (primarily SiO2)

Quartzite (Metamorphic Rock (Mainly SiO2)) — metamorphic

Quartzite

Metamorphic Rock (Mainly SiO2)

Anthracite Coal (Anthracite (Carbon-rich metamorphic rock)) — metamorphic

Anthracite Coal

Anthracite (Carbon-rich metamorphic rock)

Quartz (Milky or Smoky Quartz Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky or Smoky Quartz Pebble)

Silicon Dioxide (SiO2)

Giallo Ornamental Granite (Phaneritic Igneous Rock (composed of Quartz, Feldspar, and Mica)) — igneous

Giallo Ornamental Granite

Phaneritic Igneous Rock (composed of Quartz, Feldspar, and Mica)

Quartzite Pebble (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Fuchsite Gneiss or Schist (Muscovite (variety Fuchsite) within Metamorphic Host Rock) — metamorphic

Fuchsite Gneiss or Schist

Muscovite (variety Fuchsite) within Metamorphic Host Rock

Green Aventurine (Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2) — metamorphic

Green Aventurine

Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartzite River Pebble (Quartzite (primarily Silicon Dioxide, SiO2)) — metamorphic

Quartzite River Pebble

Quartzite (primarily Silicon Dioxide, SiO2)

Schist (Mica Schist (contains muscovite/biotite and quartz)) — metamorphic

Schist

Mica Schist (contains muscovite/biotite and quartz)

Red Quartzite (Quartzite (primarily SiO2)) — metamorphic

Red Quartzite

Quartzite (primarily SiO2)

Mica Schist with Quartz (Mica Schist (primarily Muscovite or Biotite with Quartz)) — metamorphic

Mica Schist with Quartz

Mica Schist (primarily Muscovite or Biotite with Quartz)

Garnet-Mica Schist (Garnetiferous Porphyroblastic Schist) — metamorphic

Garnet-Mica Schist

Garnetiferous Porphyroblastic Schist

Quartzite (Engineered Stone) (Silicon Dioxide (SiO2) based synthetic composite) — metamorphic

Quartzite (Engineered Stone)

Silicon Dioxide (SiO2) based synthetic composite