Rock Identifier

Category

Mineral In Metamorphic Rock

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

River Pebble (Quartzite/Siltstone mixture) (Silicon Dioxide (SiO2) mixture with varied clastic minerals) — sedimentary/metamorphic

River Pebble (Quartzite/Siltstone mixture)

Silicon Dioxide (SiO2) mixture with varied clastic minerals

sedimentary/metamorphic

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

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

Quartzite

Quartzite (primarily Silicon Dioxide, SiO2)

Lapis Lazuli (Lapis Lazuli (Aggregate primarily of Lazurite: (Na,Ca)8(AlSiO4)6(S,SO4,Cl,1-2) with Calcite and Pyrite)) — metamorphic

Lapis Lazuli

Lapis Lazuli (Aggregate primarily of Lazurite: (Na,Ca)8(AlSiO4)6(S,SO4,Cl,1-2) with Calcite and Pyrite)

Orange Quartzite (with Iron Staining) (Quartzite (SiO2)) — metamorphic

Orange Quartzite (with Iron Staining)

Quartzite (SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Epidote (Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))) — metamorphic

Epidote

Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Rhodonite in Matrix (Rhodonite (Manganese Silicate) - (Mn2+,Fe2+,Mg,Ca)SiO3) — mineral

Rhodonite in Matrix

Rhodonite (Manganese Silicate) - (Mn2+,Fe2+,Mg,Ca)SiO3

Epidotite (Unakite variety) (Epidotized Granite (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH))) — metamorphic

Epidotite (Unakite variety)

Epidotized Granite (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH))

Eclogite garnet in matrix (Eclogite (Garnet-Omphacite rock)) — metamorphic

Eclogite garnet in matrix

Eclogite (Garnet-Omphacite rock)

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Druzy Quartz on Chert/Chalcedony (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz on Chert/Chalcedony

Silicon Dioxide (SiO2)

Dark-colored Igneous Rock (likely Basalt or Diabase) (Basalt (extrusive igneous) or Diabase (intrusive igneous)) — Igneous Rock

Dark-colored Igneous Rock (likely Basalt or Diabase)

Basalt (extrusive igneous) or Diabase (intrusive igneous)

Quartzite pebble (Metamorphic Quartzite (primarily SiO2)) — metamorphic

Quartzite pebble

Metamorphic Quartzite (primarily SiO2)

Orange Calcite (likely polished specimen) (Calcite) — Mineral

Orange Calcite (likely polished specimen)

Calcite

N/A - Non-Geological Item — not a rock/mineral

N/A - Non-Geological Item

not a rock/mineral

Nuummite (Nuummite (Ortho-amphibole rock, primarily Anthophyllite and Gedrite)) — metamorphic

Nuummite

Nuummite (Ortho-amphibole rock, primarily Anthophyllite and Gedrite)

Mixed collection of Quartz varieties, Chalcedony, and metamorphic pebbles (Mixed gemstones (primarily Silicon Dioxide - SiO2)) — mineral

Mixed collection of Quartz varieties, Chalcedony, and metamorphic pebbles

Mixed gemstones (primarily Silicon Dioxide - SiO2)

Almandine Garnet (Fe3Al2(SiO4)3) — mineral

Almandine Garnet

Fe3Al2(SiO4)3

Quartzite (Silicon Dioxide (SiO2)) — metamorphic

Quartzite

Silicon Dioxide (SiO2)

Quartzite (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite

Metamorphosed Quartz Sandstone (SiO2)

Pyrite (Iron Pyrite (FeS2)) — mineral

Pyrite

Iron Pyrite (FeS2)

Quartz (likely Jasper or Chert variety) (Quartz (SiO₂)) — Mineral

Quartz (likely Jasper or Chert variety)

Quartz (SiO₂)

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

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Yellow Aventurine (Silicon Dioxide (Quartz) with inclusions (SiO2)) — Metamorphic rock

Yellow Aventurine

Silicon Dioxide (Quartz) with inclusions (SiO2)

Metamorphic rock

Unakite (Epidotized Granite) — metamorphic

Unakite

Epidotized Granite

River Stone (likely Quartzite or Chert) (Recrystallized Silicon Dioxide (SiO2)) — metamorphic

River Stone (likely Quartzite or Chert)

Recrystallized Silicon Dioxide (SiO2)

Tiger's Eye (Pseudomorph of Quartz after Crocidolite (SiO2 with inclusions of Iron Oxide)) — metamorphic

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2 with inclusions of Iron Oxide)

Breciated Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Breciated Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Muscovite Schist (Mica Schist (KAl2(AlSi3O10)(OH)2)) — metamorphic

Muscovite Schist

Mica Schist (KAl2(AlSi3O10)(OH)2)

Yellow Quartzite Pebble (Quartzite (primarily SiO2)) — metamorphic

Yellow Quartzite Pebble

Quartzite (primarily SiO2)

Unakite (Unakite (Metasomatized Granite)) — metamorphic

Unakite

Unakite (Metasomatized Granite)

Quartzite Pebbles (Meta-quartzite (SiO2)) — metamorphic

Quartzite Pebbles

Meta-quartzite (SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

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

Serpentinite

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

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Pink Quartzite Pebble (Metamorphic Quartzite (SiO2 with iron oxide inclusions)) — metamorphic

Pink Quartzite Pebble

Metamorphic Quartzite (SiO2 with iron oxide inclusions)

Quartzite River Stone (Quartzite (SiO2)) — metamorphic

Quartzite River Stone

Quartzite (SiO2)

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

Anthracite Coal

Anthracite (Carbon-rich metamorphic sedimentary rock)