Rock Identifier

Category

Metamorphic

Browse metamorphic specimens identified by the Rock Identifier community.

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Charoite (Charoite (Hydrated potassium sodium calcium barium strontium silicate hydroxyfluoride)) — metamorphic

Charoite

Charoite (Hydrated potassium sodium calcium barium strontium silicate hydroxyfluoride)

Unakite (Tumbled) (Epidotized Granite) — metamorphic

Unakite (Tumbled)

Epidotized Granite

Quartzite (Iron-stained) (Quartzite (primarily SiO2)) — metamorphic

Quartzite (Iron-stained)

Quartzite (primarily SiO2)

Fuchsite on Quartzite (Muscovite (Chromium-bearing) K(Al,Cr)2(AlSi3O10)(OH)2) — metamorphic

Fuchsite on Quartzite

Muscovite (Chromium-bearing) K(Al,Cr)2(AlSi3O10)(OH)2

Greenstone / Quartzite Pebble (Metamorphosed Quartz-rich Rock) — metamorphic

Greenstone / Quartzite Pebble

Metamorphosed Quartz-rich Rock

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

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

Petrified Wood (Silicified Wood)

Silicified Paleoflora (mainly Quartz, SiO2)

Quartzite (River Cobble) (Quartzite (Metamorphosed Quartz Sandstone, SiO2)) — metamorphic

Quartzite (River Cobble)

Quartzite (Metamorphosed Quartz Sandstone, SiO2)

Yellow Quartzite (River Pebble) (Quartzite (primarily SiO2 with iron oxide inclusions)) — metamorphic

Yellow Quartzite (River Pebble)

Quartzite (primarily SiO2 with iron oxide inclusions)

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

Yellow Quartzite (River Pebble)

Quartzite (SiO2)

Quartzite Pebble (with Quartz veins) (Quartzite (SiO2)) — metamorphic

Quartzite Pebble (with Quartz veins)

Quartzite (SiO2)

Quartzite (Yellow/Tan Quartz Cobble) (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite (Yellow/Tan Quartz Cobble)

Metamorphosed Quartz Sandstone (SiO2)

Unakite (Epidotized Granite) — metamorphic

Unakite

Epidotized Granite

White Quartzite (Quartzite (primarily SiO2 - Silicon Dioxide)) — metamorphic

White Quartzite

Quartzite (primarily SiO2 - Silicon Dioxide)

Petrified Wood (Silicified Wood (SiO2)) — metamorphic

Petrified Wood

Silicified Wood (SiO2)

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

Orange Quartzite (with Iron Staining)

Quartzite (SiO2)

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

Green Quartzite (with Fuchsite)

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

Mica Schist (Schist (primarily Muscovite and Biotite mica)) — metamorphic

Mica Schist

Schist (primarily Muscovite and Biotite mica)

Greenstone (Greenschist) (Greenschist (composed of Chlorite, Epidote, and Actinolite)) — metamorphic

Greenstone (Greenschist)

Greenschist (composed of Chlorite, Epidote, and Actinolite)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite Pebbles (Quartzite (primarily SiO2)) — metamorphic

Quartzite Pebbles

Quartzite (primarily SiO2)

Quartzite Pebble (Quartzite (primarily SiO2)) — metamorphic

Quartzite Pebble

Quartzite (primarily SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

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

Quartzite Pebble (Beach Pebble)

Quartzite (primarily SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Greenstone or Chlorite Schist (Greenschist / Chlorite schist) — metamorphic

Greenstone or Chlorite Schist

Greenschist / Chlorite schist

Unakite (Unakite (altered granite)) — metamorphic

Unakite

Unakite (altered granite)

Nephrite Jade (Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)) — metamorphic

Nephrite Jade

Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)

Anthracite Coal (Anthracite C) — metamorphic

Anthracite Coal

Anthracite C

Nephrite Jade (Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)) — metamorphic

Nephrite Jade

Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)

Nephrite Jade (Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)) — metamorphic

Nephrite Jade

Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)

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

Yellow Quartzite (River Pebble)

Quartzite (primarily SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Pink Quartzite (Quartzite (primarily SiO2)) — metamorphic

Pink Quartzite

Quartzite (primarily SiO2)

Serpentine (Antigorite, Lizardite, or Chrysotile (Mg, Fe)3Si2O5(OH)4) — metamorphic

Serpentine

Antigorite, Lizardite, or Chrysotile (Mg, Fe)3Si2O5(OH)4

Quartzite (Quartzite (SiO2 prominent)) — metamorphic

Quartzite

Quartzite (SiO2 prominent)

Anthracite Coal (Anthracite) — metamorphic

Anthracite Coal

Anthracite

Fuchsite in Quartz (Aventurine Quartz) (K(Al,Cr)2(AlSi3O10)(OH)2 (Fuchsite) + SiO2 (Quartz)) — metamorphic

Fuchsite in Quartz (Aventurine Quartz)

K(Al,Cr)2(AlSi3O10)(OH)2 (Fuchsite) + SiO2 (Quartz)

Quartzite Pebble (Quartzite (primarily SiO2)) — metamorphic

Quartzite Pebble

Quartzite (primarily SiO2)

Nuummite (Nuummite (Orthorhombic amphiboles: Anthophyllite and Gedrite)) — metamorphic

Nuummite

Nuummite (Orthorhombic amphiboles: Anthophyllite and Gedrite)