Quartzite Pebble
Quartzite (SiO2)
metamorphic
Category
Metamorphic Rock
Browse metamorphic rock specimens identified by the Rock Identifier community.
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Pink Quartzite
Quartzite (primarily SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (primarily Silicon Dioxide, SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Gneiss (with Quartzite and Mica)
Gneiss
metamorphic
Quartzite with Mica schist fragment
Quartzite (SiO2) with Muscovite/Biotite Schist
metamorphic
Quartzite Cobble
Quartzite (primarily SiO2)
metamorphic
Beach Quartzite Pebble
Quartzite (primarily SiO2)
metamorphic
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Greenstone / Diabase Porphyry
Porphyritic Diabase (Micro-gabbro)
Igneous
Quartz Vein in Host Rock
Silicon Dioxide (SiO2) within Sedimentary/Metamorphic Matrix
Metamorphic or Igneous (context dependent)
Unakite
Unakite (Altered Granite consisting of Orthoclase KAlSi3O8, Epidote Ca2(Al,Fe)3(SiO4)3(OH), and Quartz SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Slate
Slate (Metamorphosed Mudstone/Shale)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Quartzite with Iron Inclusions
Quartzite (primarily SiO2)
metamorphic
Mica Schist
Mica Schist (predominantly Muscovite/Biotite)
metamorphic
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartzite Pebble
Quartzite (SiO2)
metamorphic
Limonite-stained Quartz
Silicon Dioxide (SiO2) with Iron Oxide/Hydroxide (FeO(OH)·nH2O) staining
mineral
Quartzite Pebbles
Quartzite (SiO2 silicon dioxide dominant)
metamorphic
Greenstone with Quartz Veining
Epidiorite or Metabasalt with SiO2 (Quartz) veins
metamorphic
Riverstone Quartzite (Water-worn Siltstone/Quartzite)
Metamorphosed Quartz-rich Arenite (SiO2)
metamorphic
Yellow Quartzite
Quartzite (primarily SiO2)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz (with Iron Oxide staining)
Quartz (Silicon Dioxide - SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
mineral
Quartz (Iron-Stained or Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Schist
Mica Schist (Group of medium-grade metamorphic rocks)
metamorphic
Quartzite
Quartzite (SiO2 silicon dioxide)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
mineral
Milky Quartz Vein with Iron Staining
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Gneiss
Gneiss
metamorphic