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

Red Sandstone

Arenite (ferruginous sandstone)

sedimentary

Limestone

Sedimentary Calcium Carbonate (CaCO3)

sedimentary

Blue Slag Glass

Amorphous Silica (Industrial byproduct)

Antropogenic (Man-made glass byproduct)

Limestone

Calcium Carbonate (CaCO3)

sedimentary

Clear Quartz Crystal

Silicon Dioxide (SiO2)

mineral

Satin Spar Selenite

Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)

mineral

Quartzite Pebble

Metamorphic Quartzite (SiO2)

metamorphic

Lepidolite

K(Li,Al)3(Al,Si,IV)4O10(F,OH)2

mineral

K-Feldspar (Potassium Feldspar)

Potassium Feldspar (Microcline or Orthoclase), KAlSi3O8

mineral

Barite Rose

Barium Sulfate (BaSO4)

mineral

Fluorite

Calcium Fluoride (CaF2)

mineral

Green Fluorite

Calcium Fluoride (CaF2)

mineral

Quartz Crystal

Silicon Dioxide (SiO2)

mineral

Chalcedony

Chalcedony (SiO2)

mineral

Obsidian

Volcanic Glass

igneous

Pegmatite (Quartz with Tourmaline/Biotite inclusions)

Igneous Pegmatite

igneous

Quartz Pebble (Quartzite / Smoky Quartz)

Silicon Dioxide (SiO2)

mineral

Limestone (with Chert)

Calcium Carbonate (CaCO3) / Microcrystalline Quartz (SiO2)

sedimentary

Quartz Pebble (with Hematite Inclusions)

Silicon Dioxide (SiO2)

mineral

Quartz and Limestone Grouping

Silicon Dioxide (SiO2) / Calcium Carbonate (CaCO3)

mineral

Quartz

Silicon Dioxide (SiO2)

mineral

Quartzite pebble

Quartzite (composed primarily of Quartz, SiO2)

metamorphic

Limestone

Calcium Carbonate (CaCO3)

sedimentary

Quartz (Water-worn pebble)

Silicon Dioxide (SiO2)

mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral

Blue Kyanite

Kyanite (Al2SiO5)

mineral

Quartzite Pebble

Quartzite (SiO2)

metamorphic

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral

Calcite

Calcium Carbonate (CaCO3)

mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral

Limestone (Fossiliferous)

Calcium Carbonate (CaCO3)

sedimentary

Clear Quartz

Silicon Dioxide (SiO2)

mineral

Clear Quartz (Crystal Quartz)

Silicon Dioxide (SiO2)

mineral

Potassium Feldspar

Orthoclase (KAlSi3O8)

mineral

Black Shale

Argillaceous Chert/Shale

sedimentary

Sandstone

Arenite (SiO2 based)

sedimentary

Milky Quartz Pebble

Silicon Dioxide (SiO2)

mineral

Chalk

Calcium Carbonate (CaCO3)

sedimentary

Quartz

Silicon Dioxide (SiO2)

mineral

Magnetite (potentially Hematite)

Magnetite (Fe₃O₄)

mineral

Rock salt (Halite)

Halite (Sodium Chloride, NaCl)

sedimentary

Sandstone

Arenite (SiO2 primarily)

sedimentary