Quartzite Pebble
Quartzite (primarily SiO2)
metamorphic
Category
Metamorphic And Sedimentary
Browse metamorphic and sedimentary specimens identified by the Rock Identifier community.
Learn about Metamorphic And Sedimentary in the encyclopedia
View all →
Almandine Garnet in Matrix
Almandine (Fe3Al2(SiO4)3)
metamorphic
Garnet (specifically Almandine)
Almandine (Fe3Al2(SiO4)3)
mineral
Yellow Quartzite River Cobble
Meta-quartzite (SiO2 with iron oxide staining)
metamorphic
Petrified Wood
Silicified wood (primarily Silicon Dioxide, SiO2)
metamorphic
Orange Quartzite (River Pebble)
Quartzite (primarily SiO2)
metamorphic
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Mica Schist
Mica Schist (predominantly Muscovite/Biotite)
metamorphic
Quartzite River Cobble
Quartzite (dominated by SiO2)
metamorphic
Gneiss (with Quartz and Mica)
Gneiss
metamorphic
Anthracite
Anthracite coal
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Copper-bearing Mica Schist
Mica Schist with Native Copper inclusions
metamorphic
Ferruginous Quartzite (Chert)
Quartzite with Iron inclusions (SiO2 + Fe2O3)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
![Almandine Garnet (Almandine [Fe3Al2(SiO4)3]) — mineral](https://media.rockidentification.com/247ff012-cc6a-4cf2-863c-e0840e1246ea-thumbnail.jpg)
Almandine Garnet
Almandine [Fe3Al2(SiO4)3]
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Hematite (Iron Ore)
Hematite (Fe2O3)
mineral
Calcite in Matrix
Calcium Carbonate (CaCO3)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
Mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Feldspar
Potassium Feldspar (KAlSi3O8)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Green Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Feldspar
KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Orange Calcite
Calcite (Calcium Carbonate - CaCO3)
mineral
Specular Hematite (Specularite)
Iron Oxide (Fe2O3)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartzite (River Pebble)
Metamorphosed Sandstone (SiO2)
metamorphic
Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Clear Quartz (or Rock Crystal)
Quartz (SiO₂)
Mineral
Quartzite (River Cobble)
Quartzite (primarily SiO2)
metamorphic
Schist
Mica Schist (Variable chemistry, often rich in muscovite and biotite)
metamorphic
Granite Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Anthracite Coal
Anthracite (Carbon-rich metamorphic coal)
metamorphic