Sandstone Chert/Quartzite
Silicon Dioxide (SiO2) - Sedimentary Sandstone / Orthoquartzite
sedimentary
Category
Manufactured Glass (Simulant)
Browse manufactured glass (simulant) specimens identified by the Rock Identifier community.
White Quartz Pebble
Quartz (Silicon Dioxide - SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz Pebbles
Silicon Dioxide (SiO2)
mineral
Chert (Green variety)
Silicon Dioxide (SiO2)
sedimentary
Quartzite
Quartzite (primarily SiO2)
metamorphic
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Obsidian
Volcanic Glass (predominantly SiO2)
igneous
Quartzite (River Pebble)
Metamorphic Quartz (SiO2)
metamorphic
Rose Quartz Beads
SiO2 (Silicon Dioxide with trace inclusions of Ti, Fe, or Mn)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Red Sandstone
Arenite (Fe2O3 rich)
sedimentary
Sandstone (Quartzose)
Arenite (Formula: SiO2 primary, with various cements)
sedimentary
Orange Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Quartz Geode (Cracked Open)
Quartz (Silicon Dioxide - SiO2)
mineral
Yellow Quartzite River Cobble
Meta-quartzite (SiO2 with iron oxide staining)
metamorphic
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartzite Pebble
Metamorphosed Quartz Sandstone (SiO2)
metamorphic
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Sandstone
Arenite
sedimentary
Sandstone (Ferruginous)
Arenite (Fe-rich)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Quartzite
Quartzite (Primary mineral: SiO2)
metamorphic
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Sandstone (Quartz-rich)
Arenite (SiO2 based clastic rock)
sedimentary
Sandstone (with Iron Staining)
Arenite (composed primarily of SiO2 with Fe2O3 staining)
sedimentary
Yellow Quartzite (Onyx Pebble)
Silicon Dioxide (SiO2) - Quartzite
metamorphic
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Sandstone (Ferruginous)
Arenite (primarily SiO2 with iron oxide staining/cementing)
sedimentary
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Yellow Quartzite
Quartzite (SiO2)
metamorphic