Rock Identifier

Category

Metamorphic Rock (Specifically A Rock Composed Of Minerals)

Browse metamorphic rock (specifically a rock composed of minerals) specimens identified by the Rock Identifier community.

Learn about Metamorphic Rock (Specifically A Rock Composed Of Minerals) in the encyclopedia

Rock Gypsum

Rock Salt

Coral Rock

Asphalt Rock

Calc-Silicate Rock

Calc-Silicate Rock

Talc-carbonate Rock

Talc-carbonate Rock

Eulysite

Hornfels

Albitite

Epidosite

Metabasalt

Schist

Banded Gneiss (Gneiss (High-grade metamorphic rock typically composed of Quartz, Feldspar, and Mica)) — metamorphic

Banded Gneiss

Gneiss (High-grade metamorphic rock typically composed of Quartz, Feldspar, and Mica)

Lapis Lazuli (polished cabochon/sphere) (Na8[Al6Si6O24]Sn with accessory minerals (Pyrite, Calcite)) — metamorphic

Lapis Lazuli (polished cabochon/sphere)

Na8[Al6Si6O24]Sn with accessory minerals (Pyrite, Calcite)

Serpentinite (Serpentinite (composed primarily of minerals in the serpentine group: (Mg,Fe)3Si2O5(OH)4)) — metamorphic

Serpentinite

Serpentinite (composed primarily of minerals in the serpentine group: (Mg,Fe)3Si2O5(OH)4)

Lapis Lazuli (Low-grade) (Lapis Lazuli (Aggregate of Lazurite, Calcite, and Pyrite)) — metamorphic

Lapis Lazuli (Low-grade)

Lapis Lazuli (Aggregate of Lazurite, Calcite, and Pyrite)

Sandstone (specifically Lithic or Quartz Arenite) (Arenite (composed primarily of SiO2)) — sedimentary

Sandstone (specifically Lithic or Quartz Arenite)

Arenite (composed primarily of SiO2)

Pink Granite (Phaneritic Felsic Igneous Rock (composed primarily of K-Feldspar, Quartz, and Plagioclase)) — igneous

Pink Granite

Phaneritic Felsic Igneous Rock (composed primarily of K-Feldspar, Quartz, and Plagioclase)

Basalt (Basalt) — Igneous

Basalt

Basalt

Greenschist (Greenschist (chlorite-epidote schist)) — metamorphic

Greenschist

Greenschist (chlorite-epidote schist)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Pyrite-rich Ore (Pyrite (FeS2) with secondary minerals) — mineral

Pyrite-rich Ore

Pyrite (FeS2) with secondary minerals

Dalmatian Stone (Peralkaline rhyolite) — igneous

Dalmatian Stone

Peralkaline rhyolite

Dalmatian Jasper (Feldspar porphyry (Microcline and Quartz with Arfvedsonite spots)) — igneous

Dalmatian Jasper

Feldspar porphyry (Microcline and Quartz with Arfvedsonite spots)

Granite (Pink/Red Granite) (Phaneritic Felsic Igneous Rock) — igneous

Granite (Pink/Red Granite)

Phaneritic Felsic Igneous Rock

Mixed Tumbled Rocks and Minerals Collection (Mixed Minerals and Rocks (Quartz, Feldspar, Jasper, Agate, Lapis Lazuli, Sodalite, Rose Quartz, Fluorite, etc.)) — mineral

Mixed Tumbled Rocks and Minerals Collection

Mixed Minerals and Rocks (Quartz, Feldspar, Jasper, Agate, Lapis Lazuli, Sodalite, Rose Quartz, Fluorite, etc.)

Green Quartz (Aventurine or Prase) (Silicon Dioxide (SiO2) with inclusions) — mineral

Green Quartz (Aventurine or Prase)

Silicon Dioxide (SiO2) with inclusions

Conglomerate (Puddingstone) (Conglomerate (specifically, clastic sedimentary rock)) — Sedimentary

Conglomerate (Puddingstone)

Conglomerate (specifically, clastic sedimentary rock)

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

Granite Gneiss

Gneiss (High-grade Metamorphic Rock)

Sandstone (Red Flagstone) (Clastic sedimentary rock (primarily Quartz - SiO2)) — sedimentary

Sandstone (Red Flagstone)

Clastic sedimentary rock (primarily Quartz - SiO2)

Quartz Sand Grain / Micro Crystal (Silicon Dioxide (SiO2)) — mineral

Quartz Sand Grain / Micro Crystal

Silicon Dioxide (SiO2)

Banded sandstone pebble (Quartz-rich lithic sandstone; exact provenance and composition require testing) — sedimentary

Banded sandstone pebble

Quartz-rich lithic sandstone; exact provenance and composition require testing

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

Greenstone / Epidosite

Metamorphosed Mafic Igneous Rock (Epidote-Chlorite group)

Lapis Lazuli (Lapis Lazuli (Mineral composition: Lazurite, Calcite, Sodalite, and Pyrite)) — metamorphic

Lapis Lazuli

Lapis Lazuli (Mineral composition: Lazurite, Calcite, Sodalite, and Pyrite)

Lapis Lazuli (Lapis Lazuli (Complex silicate rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)) — metamorphic

Lapis Lazuli

Lapis Lazuli (Complex silicate rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)

Lapis Lazuli (Lapis Lazuli (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2) — metamorphic

Lapis Lazuli

Lapis Lazuli (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2

Lapis Lazuli (Lazurite-rich metamorphic rock) — metamorphic

Lapis Lazuli

Lazurite-rich metamorphic rock

Biotite (Black Mica) (Biotite - K(Mg,Fe)3(AlSi3O10)(F,OH)2) — mineral

Biotite (Black Mica)

Biotite - K(Mg,Fe)3(AlSi3O10)(F,OH)2

Green Aventurine (Quartz (Silicon Dioxide, SiO2) with fuchsite inclusions) — mineral

Green Aventurine

Quartz (Silicon Dioxide, SiO2) with fuchsite inclusions

Marble (Recrystallized Calcite (CaCO3) Rock) — metamorphic

Marble

Recrystallized Calcite (CaCO3) Rock

Quartzite (Quartzite (composed primarily of Quartz, SiO2)) — metamorphic

Quartzite

Quartzite (composed primarily of Quartz, SiO2)

Lapis Lazuli (polished cabochon) (Lazurite-rich metamorphic rock (approx. Na6Ca2Al6Si6O24(SO4,S,Cl)2)) — metamorphic

Lapis Lazuli (polished cabochon)

Lazurite-rich metamorphic rock (approx. Na6Ca2Al6Si6O24(SO4,S,Cl)2)

Lapis Lazuli (Sodium aluminum silicate with sulfur (main component: Lazurite [(Na,Ca)8(AlSiO4)6(SO4,S,Cl)2])) — metamorphic

Lapis Lazuli

Sodium aluminum silicate with sulfur (main component: Lazurite [(Na,Ca)8(AlSiO4)6(SO4,S,Cl)2])

Banded gneiss pebble (Gneiss, composed chiefly of quartz, feldspar, and mica/amphibole) — metamorphic

Banded gneiss pebble

Gneiss, composed chiefly of quartz, feldspar, and mica/amphibole

Quartzite Pebble (Quartzite (mostly SiO2)) — metamorphic

Quartzite Pebble

Quartzite (mostly SiO2)

Lapis Lazuli (Na8[Al6Si6O24]n(S,Cl,SO4,OH)2) — metamorphic

Lapis Lazuli

Na8[Al6Si6O24]n(S,Cl,SO4,OH)2

Serpentine (Serpentine-group ((Mg,Fe,Ni,Al,Zn,Mn)3(Si,Al,Fe)2O5(OH)4)) — metamorphic

Serpentine

Serpentine-group ((Mg,Fe,Ni,Al,Zn,Mn)3(Si,Al,Fe)2O5(OH)4)

Dragon Stone (Argillaceous Sedimentary Rock (Ohko Stone)) — sedimentary

Dragon Stone

Argillaceous Sedimentary Rock (Ohko Stone)

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

Banded Gneiss

Gneiss (High-grade regional metamorphic rock)

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

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

Milky Quartz

Quartz (Silica / Silicon Dioxide), SiO2

Serpentinite (Serpentinite (composed primarily of minerals in the Serpentine group)) — metamorphic

Serpentinite

Serpentinite (composed primarily of minerals in the Serpentine group)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Gneiss (specifically Granitic Gneiss) (Gneissic Metamorphic Rock) — metamorphic

Gneiss (specifically Granitic Gneiss)

Gneissic Metamorphic Rock