Manufactured Stone

Browse manufactured stone specimens identified by the Rock Identifier community.

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Dalmatian Stone

Cinnamon Stone

Stone Canyon Jasper

Strawberry Obsidian

Cherry Obsidian

Turquoise Obsidian

Royal Blue Obsidian

Emerald Green Obsidian

Watermelon Obsidian

Cobalt Blue Obsidian

Teal Obsidian

Yellow-Green Obsidian

Quartz Crystal (Smoky Quartz)

Silicon Dioxide (SiO2)

mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral

Quartz (Clear or Smoky)

Silicon Dioxide (SiO2)

mineral

Magnetite Ore

Magnetite (Fe3O4)

mineral

Quartz Crystal Fragment

Silicon Dioxide (SiO2)

mineral

Limestone

Calcium Carbonate (CaCO3)

sedimentary

Massive White Quartz

Silicon Dioxide (SiO2)

mineral

Sandstone Pebble

Arenite (SiO2 complex)

sedimentary

Quartz (Iron-Stained)

Silicon Dioxide (SiO2)

mineral

Limestone

Calcium Carbonate (CaCO3)

sedimentary

Magnetite (Lodestone variety)

Magnetite (Fe3O4)

mineral

Selenite (Satin Spar)

Gypsum (Calcium Sulfate Dihydrate) - CaSO4·2H2O

mineral

Mother of Pearl (Nacre)

Aragonite with Conchiolin (CaCO3)

mineral

Potassium Feldspar

Orthoclase (KAlSi3O8)

mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral

Milky Quartz with inclusions

Silicon Dioxide (SiO2)

mineral

Feldspar (specifically Orthoclase or Plagioclase)

Potassium Aluminum Silicate (KAlSi3O8) or Sodium/Calcium Aluminum Silicate

mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral

Calcite in Matrix

Calcium Carbonate (CaCO3) on Sedimentary Host Rock

mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral

Quartz Cluster (Likely Ferruginous)

Silicon Dioxide (SiO2)

mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

mineral

Sandstone (likely Quartzose)

Sandstone (Principally SiO2)

sedimentary

Sandstone (Ferruginous)

Arenite (Fe-rich)

sedimentary

Quartz / Clear Quartz

Silicon Dioxide (SiO2)

mineral

Pyrite (Fool's Gold)

Iron Disulfide (FeS2)

mineral

Clear Quartz

Quartz (Silicon Dioxide, SiO2)

mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral

Quartz

Silicon Dioxide (SiO2)

mineral

Nacre (Mother of Pearl)

Nacre (Biogenic Aragonite/Calcite composite, CaCO3)

mineral

Quartz (Milky/Granular)

Silicon Dioxide (SiO2)

mineral

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

mineral

Quartz (specifically Clear Quartz or Rock Crystal)

Silicon Dioxide (SiO2)

mineral

Sandstone (with Iron Staining)

Clastic Sedimentary Rock (primarily Quartz with Fe2O3 staining)

sedimentary

Potassium Feldspar

Orthoclase (KAlSi3O8)

mineral

Quartz

Silicon Dioxide (SiO2)

mineral

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

mineral

Honey Calcite

Calcium Carbonate (CaCO3)

mineral

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

mineral

Quartz with Iron Staining

Silicon Dioxide (SiO2)

mineral

Potassium Feldspar

K-Feldspar (KAlSi3O8)

mineral