Rock Identifier

Category

Man Made Byproduct (Non Geological)

Browse man made byproduct (non geological) specimens identified by the Rock Identifier community.

Rose Quartz (Silicon Dioxide (SiO2) with traces of Titanium, Iron, or Manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with traces of Titanium, Iron, or Manganese

mineral
Sandstone (Quartzose) (Arenite (predominantly SiO2)) — sedimentary

Sandstone (Quartzose)

Arenite (predominantly SiO2)

sedimentary
Clear Quartz Crystal (Quartz (Silicon Dioxide, SiO2)) — mineral

Clear Quartz Crystal

Quartz (Silicon Dioxide, SiO2)

mineral
Quartz (Milky/Clear variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

mineral
White Quartz (Silicon Dioxide (SiO2)) — mineral

White Quartz

Silicon Dioxide (SiO2)

mineral
Clear Quartz (Silicon Dioxide (SiO2)) — Mineral

Clear Quartz

Silicon Dioxide (SiO2)

Mineral
Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

sedimentary
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

mineral
Coquina (Bioclastic Limestone (Coquina)) — sedimentary

Coquina

Bioclastic Limestone (Coquina)

sedimentary
Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral
Rough Quartz (likely Rose or Smoky variant) (Silicon Dioxide (SiO2)) — mineral

Rough Quartz (likely Rose or Smoky variant)

Silicon Dioxide (SiO2)

mineral
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Quartz (Milky/Clear Variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Clear Variety)

Silicon Dioxide (SiO2)

mineral
Limonite (Iron Ore) (FeO(OH)·nH2O (Hydrous ferric oxide)) — mineral

Limonite (Iron Ore)

FeO(OH)·nH2O (Hydrous ferric oxide)

mineral
Banded Iron Formation (BIF) / Iron Ore (Banded Iron Formation (composed primarily of Hematite (Fe2O3) and Magnetite (Fe3O4) with Quartz/Chert)) — sedimentary

Banded Iron Formation (BIF) / Iron Ore

Banded Iron Formation (composed primarily of Hematite (Fe2O3) and Magnetite (Fe3O4) with Quartz/Chert)

sedimentary
Quartz Geode (Crystalline Silicon Dioxide (SiO2) in Geode form) — sedimentary

Quartz Geode

Crystalline Silicon Dioxide (SiO2) in Geode form

sedimentary
Clear Quartz Point (Silicon Dioxide (SiO2)) — mineral

Clear Quartz Point

Silicon Dioxide (SiO2)

mineral
Sandstone (Arenite (primarily SiO2 - Silicon Dioxide)) — sedimentary

Sandstone

Arenite (primarily SiO2 - Silicon Dioxide)

sedimentary
Clear Quartz (Rock Crystal) (Silicon Dioxide (SiO2)) — mineral

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

mineral
Quartz (Milky or Druzy variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky or Druzy variety)

Silicon Dioxide (SiO2)

mineral
Note: Item is not a geological specimen (Polyester mesh and Ethylene-vinyl acetate (EVA) polymer) — Synthetic / Anthropogenic Material

Note: Item is not a geological specimen

Polyester mesh and Ethylene-vinyl acetate (EVA) polymer

Synthetic / Anthropogenic Material
Digital Multimeter (Synthetic Object) (Digital Multimeter (DMM)) — not a rock

Digital Multimeter (Synthetic Object)

Digital Multimeter (DMM)

not a rock
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Quartzite Pebble (Metamorphic Quartz (SiO2)) — metamorphic

Quartzite Pebble

Metamorphic Quartz (SiO2)

metamorphic
Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

sedimentary
Quartz (Crystal Fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz (Crystal Fragment)

Silicon Dioxide (SiO2)

mineral
Sandstone (lithic wacke) (Arenite / Lithic Wacke (mostly SiO2 with rock fragments)) — sedimentary

Sandstone (lithic wacke)

Arenite / Lithic Wacke (mostly SiO2 with rock fragments)

sedimentary
Sandstone (Quartz Arenite) (Sandstone (Chemical formula: primarily SiO2)) — sedimentary

Sandstone (Quartz Arenite)

Sandstone (Chemical formula: primarily SiO2)

sedimentary
Petrified Wood (Silicified Wood (primarily Silicon Dioxide, SiO2)) — mineral

Petrified Wood

Silicified Wood (primarily Silicon Dioxide, SiO2)

mineral
Petoskey Stone (Hexagonaria percarinata (Fossilized Coral)) — sedimentary

Petoskey Stone

Hexagonaria percarinata (Fossilized Coral)

sedimentary
Quartz nodule (River pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz nodule (River pebble)

Silicon Dioxide (SiO2)

mineral
Goldstone (Not a natural mineral or rock. It is an ornamental glass.) — Manufactured Glass (Simulant)

Goldstone

Not a natural mineral or rock. It is an ornamental glass.

Manufactured Glass (Simulant)
Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

sedimentary
Sandstone (with potential mineral staining/concretions) (Arenite (SiO2 based)) — sedimentary

Sandstone (with potential mineral staining/concretions)

Arenite (SiO2 based)

sedimentary
Dendritic Agate or Spotted Quartzite (Silicon Dioxide (SiO2) with inclusions) — metamorphic

Dendritic Agate or Spotted Quartzite

Silicon Dioxide (SiO2) with inclusions

metamorphic
Milky Quartz (Ferruginous variety) (Silicon Dioxide (SiO2)) — mineral

Milky Quartz (Ferruginous variety)

Silicon Dioxide (SiO2)

mineral
Quartz (Milky/Common) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

mineral
Sandstone (Arenite (composed primarily of SiO2)) — sedimentary

Sandstone

Arenite (composed primarily of SiO2)

sedimentary
Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

sedimentary