Sandstone (Ferruginous)
Sandstone (primarily SiO2 with Fe2O3 cement)
sedimentary
Category
Manufactured Glass
Browse manufactured glass specimens identified by the Rock Identifier community.
Sandstone (Quartz-rich)
Arenite (SiO2)
sedimentary
Celestite (Celestine)
Strontium sulfate (SrSO4)
mineral
Sandstone
Arenite (Clastic Sedimentary Rock)
sedimentary
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Iron Oxide staining)
sedimentary
Quartzite
Quartzite (SiO2)
metamorphic
Sandstone
Arenite (Clastic Sedimentary Rock)
sedimentary
Quartz / Iron-Stained Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions/staining
mineral
Orthoclase Feldspar
Potassium aluminum silicate (KAlSi3O8)
mineral
Orthoclase Feldspar
Potassium aluminum silicate (KAlSi3O8)
mineral
Sandstone (Ferruginous)
Ferruginous Sandstone (SiO2 with Fe2O3)
sedimentary
Sandstone
Arenite
sedimentary
Quartzite
Quartzite (primarily SiO2)
metamorphic
Orthoclase Feldspar
Potassium Feldspar (KAlSi3O8)
mineral
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Sandstone
Arenite
sedimentary
Chert (specifically Flint or Gray Chert)
Silicon Dioxide (SiO2)
sedimentary
Quartz (Milky and Smoky variety)
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite
sedimentary
Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Sandstone
Arenite (primarily SiO2)
sedimentary
Red Quartzite
Quartzite (SiO2)
metamorphic
Sandstone
Arenite (primarily SiO2, silica)
sedimentary
Quartz (Clear / Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Orthoclase Feldspar
KAlSi3O8 (Potassium aluminum silicate)
mineral
Red Quartzite
Quartzite (primarily SiO2)
metamorphic
Clear Quartz Cluster
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Quartz (Milky Quartz with Iron Staining)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Quartz Sand Grain
Silicon Dioxide (SiO2)
mineral
Quartz (White/Milky Pebble)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Rose Quartz
Silicon Dioxide (SiO2)
mineral