Quartzite
Quartzite (SiO2)
metamorphic
Category
Metamorphic Or Sedimentary (With Staining)
Browse metamorphic or sedimentary (with staining) specimens identified by the Rock Identifier community.
Learn about Metamorphic Or Sedimentary (With Staining) in the encyclopedia
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Bauxite (Concretionary)
Bauxite (Al(OH)3, AlO(OH))
sedimentary
Sandstone (with Liesegang rings or Oxidation)
Arenite (primarily Quartz SiO2 with Iron Oxide Fe2O3 staining)
sedimentary
Rounded gray-brown river pebble
Indeterminate lithic clast; likely weathered sandstone or fine-grained metamorphic rock
sedimentary
Milky Quartz (Crystal Cluster)
Silicon Dioxide (SiO2) - Quartz Variety
mineral
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite River Pebble
Metamorphic Quartzite (SiO2)
metamorphic
Orange Calcite / Quartzite with Iron Staining
Silicon Dioxide (SiO2) or Calcium Carbonate (CaCO3) with Iron Oxide impurities
mineral
Quartzite with Iron Inclusions
Quartzite (SiO2 with Fe2O3 impurities)
metamorphic
Yellow Quartzite (Citrine-colored Quartz)
Silicon Dioxide (SiO2) with iron oxide inclusions
metamorphic
Yellow Quartzite
Quartzite (primarily SiO2)
metamorphic
Pink Quartzite
Metamorphosed Quartz Sandstone (SiO2 with iron oxide inclusions)
metamorphic
Quartzite with Hematite staining
Metamorphosed Sandstone (SiO2 with Fe2O3 inclusions)
metamorphic
Quartzite Beach Pebble
Quartzite (primarily SiO2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
mineral
Milky Quartz with Iron Oxide Weathering
Silicon Dioxide (SiO2) with Goethite/Limonite coatings
mineral
Quartzite pebble
Quartzite (SiO2) with iron oxide staining
metamorphic
Green Quartzite
Quartzite (primarily SiO2 with inclusions)
metamorphic
Weathered quartz-rich river cobble, possibly quartzite
Quartzite (mostly microcrystalline SiO₂), tentatively identified
metamorphic
Weathered iron-rich sandstone or ferruginous siltstone
Clastic sedimentary rock, likely quartz-rich sandstone cemented by iron oxides (Fe₂O₃/Fe₃O₄)
sedimentary
Green Adventurine
Quartz (SiO2) with Fuchsite inclusions
mineral
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Chert (Flint / Jasper)
Silicon Dioxide (SiO2)
sedimentary
Quartzite with Hematite staining
Metamorphosed Quartz Sandstone (SiO2)
metamorphic
Quartzite
Quartzite (mainly SiO2)
metamorphic
Quartzite (Yellow/Iron-Stained)
Quartzite (SiO2 with Iron Oxide impurities)
metamorphic
Quartzite (with Iron Staining)
Metamorphosed Quartz Sandstone (SiO2)
metamorphic
Mixed river-worn rock and mineral collection
Mostly quartz/quartzite, feldspar-bearing granitoid, chert, and mafic volcanic rocks; exact species vary by pebble
igneous, sedimentary, metamorphic, mineral
Quartzite Pebble
Metamorphic Quartzite
metamorphic
Weathered quartz-rich pebble
Likely quartz-bearing granite or granitic gneiss; exact identification requires testing
igneous
Milky Quartz with inclusions
Silicon Dioxide (SiO2)
mineral
Quartzite (or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
metamorphic
Quartzite (Ferruginous Quartz)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
metamorphic
Ferruginous Quartzite (Iron-stained Quartz)
Quartzite (SiO2 with Fe-oxide staining)
metamorphic
Iron-stained Quartzite
Quartzite with Limonite/Hematite staining (SiO2 with FeO(OH)·nH2O)
metamorphic
Yellow Quartzite (Iron-Stained Quartzite)
Quartzite (SiO2 with Fe2O3 trace impurities)
metamorphic
Orange Quartzite (or Quartz River Pebble)
Silicon Dioxide (SiO2) - Quartzite
metamorphic
Limonite Sandstone
Ferruginous Sandstone (Hydrated Iron Oxide)
sedimentary
Fossiliferous Sandstone / Fossil Fragment
Fossiliferous Sedimentary Matrix with Indeterminate Fossil Material
fossil
Wishing Stone (Quartz-veined Metamorphic/Sedimentary Rock)
Quartz Vein in Greywacke/Slate (SiO2 in host rock)
metamorphic
Sandstone (River Pebble)
Clastic Sedimentary Rock (primarily Quartz)
sedimentary