Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Category
Sedimentary (Chemically Precipitated) Or Metamorphic
Browse sedimentary (chemically precipitated) or metamorphic specimens identified by the Rock Identifier community.
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Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartz Arenite
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartz Arenite
metamorphic
Sandstone (Banded)
Arenite with Iron Oxide Banding
sedimentary
Chert (specifically Green Chert/Jasper)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
sedimentary
Soapstone (Steatite) and Quartz mix
Steatite (Mg3Si4O10(OH)2) and Quartz (SiO2)
metamorphic
Hypersthene
(Mg,Fe)SiO3 - Enstatite-Ferrosilite series
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Chert (Flint Nodule)
Microcrystalline quartz (SiO2)
sedimentary
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Chert (Field Stone)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
River Pebble (Likely Chert or Fine-Grained Sandstone/Quartzite)
Siliciclastic clast (likely Chert or Quartzarenite/Quartzite pebble)
Sedimentary
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Jasper
Silicon Dioxide (Microcrystalline Quartz, SiO2)
sedimentary
Red Jasper
SiO2 (Silicon Dioxide with Iron Oxide inclusions)
sedimentary
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Jasper
Silicon Dioxide (Microcrystalline Quartz, SiO2)
mineral
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Hematite
Hematite (Fe2O3)
mineral
Limonite Concretion
Hydrated Iron Oxide / FeO(OH)·nH2O
sedimentary
Opal
Hydrated amorphous silica (SiO2·nH2O)
mineral
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Hematite
Hematite (Iron(III) oxide, Fe2O3)
mineral
Quartz Geode
Crystalline Silicon Dioxide (SiO2)
mineral
Green Jasper / Chalcedony
Silicon Dioxide (SiO2)
sedimentary
Chert / Flint
Silicon Dioxide (SiO2)
sedimentary
Geode (unopened nodule)
Silicon Dioxide (SiO2) Nodule
sedimentary
Chalcedony (Milky Agate/Quartz)
Silicon Dioxide (SiO2)
mineral
Celestite (Celestine)
Strontium sulfate (SrSO4)
mineral
Carnelian
Carnelian (SiO2 with iron oxide impurities)
mineral
Quartz Geode Fragment
Silicon Dioxide (SiO2)
mineral
Celestine (or Celestite)
Strontium sulfate (SrSO4)
mineral
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Celestine (Celestite)
Strontium Sulfate (SrSO4)
mineral