Rock Identifier

Category

Metamorphic And Sedimentary

Browse metamorphic and sedimentary specimens identified by the Rock Identifier community.

Learn about Metamorphic And Sedimentary in the encyclopedia

Goldmanite

Goldmanite

Conglomerate

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Breccia

Ironstone

Ironstone

Metabasalt

Metabasalt

Eulysite

Eulysite

Metaquartzite

Metaquartzite

Slate

Slate

Anthracite

Anthracite

Marble

Marble

Hornfels

Hornfels

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

Granite Gneiss

Gneiss (High-grade regional metamorphic rock)

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

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Tiger's Eye (Pseudomorph of Quartz after Crocidolite (SiO2)) — metamorphic

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2)

Anthracite Coal (Anthracite (Carbon based)) — metamorphic

Anthracite Coal

Anthracite (Carbon based)

Quartzite Pebble (Quartzite (chiefly SiO2)) — metamorphic

Quartzite Pebble

Quartzite (chiefly SiO2)

Marble (Metamorphosed Limestone (principally CaCO3)) — metamorphic

Marble

Metamorphosed Limestone (principally CaCO3)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Gneiss (Gneiss (Metamorphic high-grade)) — metamorphic

Gneiss

Gneiss (Metamorphic high-grade)

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

Gneiss (River Cobble)

Gneiss (Foliated Metamorphic Rock)

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

Anthracite Coal

Anthracite (Carbon-rich metamorphic coal)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Mica Schist with Iron Staining (Muscovite/Biotite Schist) — metamorphic

Mica Schist with Iron Staining

Muscovite/Biotite Schist

Epidote (Epidote (Ca2(Al,Fe)3(SiO4)3(OH))) — mineral

Epidote

Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

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

Quartzite

Quartzite (Silicon Dioxide, SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Quartzite (or Iron-Stained Quartz Pebble) (Silicon Dioxide (SiO2) with Ferric Oxide inclusions) — metamorphic

Quartzite (or Iron-Stained Quartz Pebble)

Silicon Dioxide (SiO2) with Ferric Oxide inclusions

Quartzite Cobble (Quartzite (composed primarily of SiO2)) — metamorphic

Quartzite Cobble

Quartzite (composed primarily of SiO2)

Quartzite River Stone (Metamorphosed Quartz-rich Sandstone (SiO2)) — metamorphic

Quartzite River Stone

Metamorphosed Quartz-rich Sandstone (SiO2)

Petrified Wood (Silicified wood (primarily Quartz/Chalcedony, SiO2)) — metamorphic

Petrified Wood

Silicified wood (primarily Quartz/Chalcedony, SiO2)

Gneiss (Metamorphic Rock) (Gneiss) — metamorphic

Gneiss (Metamorphic Rock)

Gneiss

Quartz-veined Schist (or Metasandstone) (Metamorphic Rock with Quartz Veining (SiO2)) — metamorphic

Quartz-veined Schist (or Metasandstone)

Metamorphic Rock with Quartz Veining (SiO2)

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

Gneiss

Gneiss (High-grade metamorphic rock)

Quartzite (River Stone) (Quartzite (mainly SiO2 with iron oxide staining)) — metamorphic

Quartzite (River Stone)

Quartzite (mainly SiO2 with iron oxide staining)

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

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Petrified Wood (Silicified Wood) (Silicified Paleoflora (mainly Quartz, SiO2)) — metamorphic

Petrified Wood (Silicified Wood)

Silicified Paleoflora (mainly Quartz, SiO2)

Gneiss (High-grade foliated metamorphic rock) — metamorphic

Gneiss

High-grade foliated metamorphic rock

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

Gneiss

Gneiss (High-grade metamorphic rock)

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

Gneiss

Gneiss (High-grade metamorphic rock)

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

Banded Gneiss

Gneiss (High-grade metamorphic rock)

Garnet Schist (Almandine-Garnet Mica Schist) — metamorphic

Garnet Schist

Almandine-Garnet Mica Schist

River Pebbles (Mixed Lithology) (Conglomerate clasts (Silica-rich and Metamorphic assemblages)) — sedimentary

River Pebbles (Mixed Lithology)

Conglomerate clasts (Silica-rich and Metamorphic assemblages)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Gneiss (Banded Gneiss) (Gneiss) — metamorphic

Gneiss (Banded Gneiss)

Gneiss

Anthracite Coal (Anthracite (Carbon Content: 86%–98%)) — metamorphic

Anthracite Coal

Anthracite (Carbon Content: 86%–98%)

Gneiss (Gneiss (Metamorphic rock composed primarily of Quartz, Feldspar, and Mica/Amphibole)) — metamorphic

Gneiss

Gneiss (Metamorphic rock composed primarily of Quartz, Feldspar, and Mica/Amphibole)

Anthracite Coal (Anthracite) — metamorphic

Anthracite Coal

Anthracite

Gneiss (with Quartz and Biotite Mica) (Gneiss) — metamorphic

Gneiss (with Quartz and Biotite Mica)

Gneiss

Schist (specifically Mica Schist) (Mica Schist (primarily composed of Muscovite KAl2(AlSi3O10)(OH)2 and Biotite)) — metamorphic

Schist (specifically Mica Schist)

Mica Schist (primarily composed of Muscovite KAl2(AlSi3O10)(OH)2 and Biotite)

Muscovite Schist (KAl2(AlSi3O10)(OH)2 (Muscovite) in Schist Matrix) — metamorphic

Muscovite Schist

KAl2(AlSi3O10)(OH)2 (Muscovite) in Schist Matrix

Banded Gneiss (Gneiss) — metamorphic

Banded Gneiss

Gneiss

Green Aventurine (Quartzite (variety Aventurine) with Fuchsite inclusions (K(Al,Cr)2(AlSi3O10)(OH)2)) — metamorphic

Green Aventurine

Quartzite (variety Aventurine) with Fuchsite inclusions (K(Al,Cr)2(AlSi3O10)(OH)2)

Gneiss (Gneissic Metamorphic Rock (Mineral composition: Quartz, Feldspar, Amphibole/Biotite)) — metamorphic

Gneiss

Gneissic Metamorphic Rock (Mineral composition: Quartz, Feldspar, Amphibole/Biotite)