Rock Identifier

Category

Manufactured Stone

Browse manufactured stone specimens identified by the Rock Identifier community.

Learn about Manufactured Stone in the encyclopedia

Dalmatian Stone

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

Yellow-Green Obsidian

Fluorite (Calcium fluoride (CaF2)) — mineral

Fluorite

Calcium fluoride (CaF2)

Selenite (Gypsum) (Hydrous calcium sulfate (CaSO4·2H2O)) — mineral

Selenite (Gypsum)

Hydrous calcium sulfate (CaSO4·2H2O)

Sandstone (Greywacke/Lithic Sandstone) (Arenite / Lithic Sandstone) — sedimentary

Sandstone (Greywacke/Lithic Sandstone)

Arenite / Lithic Sandstone

Quartzite pebble (Quartzite (primarily SiO2)) — metamorphic

Quartzite pebble

Quartzite (primarily SiO2)

Limestone (Crushed Gravel) (Limestone (Calcium Carbonate, CaCO3)) — sedimentary

Limestone (Crushed Gravel)

Limestone (Calcium Carbonate, CaCO3)

Green Fluorite (Calcium Fluoride (CaF2)) — mineral

Green Fluorite

Calcium Fluoride (CaF2)

Limestone (Calcareous sedimentary rock (CaCO3)) — sedimentary

Limestone

Calcareous sedimentary rock (CaCO3)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Tumbled Hematite with Quartz/Chert (Specular Hematite) (Fe2O3 (Iron Oxide)) — mineral

Tumbled Hematite with Quartz/Chert (Specular Hematite)

Fe2O3 (Iron Oxide)

Limestone (Limestone (CaCO3)) — sedimentary

Limestone

Limestone (CaCO3)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Quartz with Iron Oxide Staining (Citrine-like Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz with Iron Oxide Staining (Citrine-like Quartz)

Silicon Dioxide (SiO2)

Bauxite (Iron-stained Chert / Ironstone Aggregate) (Hydrous aluminum oxide mixture (mainly Gibbsite Al(OH)3, Boehmite γ-AlO(OH), and Goethite α-Fe3+O(OH))) — sedimentary

Bauxite (Iron-stained Chert / Ironstone Aggregate)

Hydrous aluminum oxide mixture (mainly Gibbsite Al(OH)3, Boehmite γ-AlO(OH), and Goethite α-Fe3+O(OH))

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz with Dendritic Inclusions (Silicon Dioxide (SiO2) with impurities) — mineral

Milky Quartz with Dendritic Inclusions

Silicon Dioxide (SiO2) with impurities

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartzite Pebble (Quartzite (primarily SiO2)) — metamorphic

Quartzite Pebble

Quartzite (primarily SiO2)

Chert (Flint/Chalcedony) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint/Chalcedony)

Silicon Dioxide (SiO2)

Fossiliferous Limestone with Coral Imprint (Fossiliferous Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone with Coral Imprint

Fossiliferous Limestone (CaCO3)

Orange Calcite (Banded Honey Calcite) (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite (Banded Honey Calcite)

Calcium Carbonate (CaCO3)

Sandstone (Ferruginous) (Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (Ferruginous)

Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

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

Milky Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

Chert / Flint (with quartz or calcite inclusion) (Silicon dioxide (SiO2)) — sedimentary

Chert / Flint (with quartz or calcite inclusion)

Silicon dioxide (SiO2)

Sandstone (Ferruginous) (Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)) — sedimentary

Sandstone (Ferruginous)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)

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

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Chert Nodules (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Nodules

Microcrystalline Quartz (SiO2)

Blue Celestite (Celestine) Cluster (Strontium sulfate (SrSO4)) — mineral

Blue Celestite (Celestine) Cluster

Strontium sulfate (SrSO4)

Chert (Nodule) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Nodule)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

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

Quartz (Milky or Cloudy variety)

Silicon Dioxide (SiO2)

Sandstone Pebble (Arenite (SiO2 with various cementing agents)) — sedimentary

Sandstone Pebble

Arenite (SiO2 with various cementing agents)

Sandstone with Iron Oxide Staining (Arenite with Limonite/Hematite alteration) — sedimentary

Sandstone with Iron Oxide Staining

Arenite with Limonite/Hematite alteration

Sandstone (Ferruginous) (Arenite (variable SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (Ferruginous)

Arenite (variable SiO2 with Fe2O3 staining)

Yellow Quartzite Pebble (Quartzite (primarily Silicon Dioxide - SiO2)) — metamorphic

Yellow Quartzite Pebble

Quartzite (primarily Silicon Dioxide - SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Quartz (Microcrystalline/Macro crystalline variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Microcrystalline/Macro crystalline variety)

Silicon Dioxide (SiO2)

Sandstone (Arenite (primarily SiO2 with iron oxide cementation)) — sedimentary

Sandstone

Arenite (primarily SiO2 with iron oxide cementation)

Red Sandstone (Arenite (primarily Quartz with Hematite cement)) — sedimentary

Red Sandstone

Arenite (primarily Quartz with Hematite cement)

Fluorite (translucent octahedral crystal) (Calcium fluoride (CaF2)) — mineral

Fluorite (translucent octahedral crystal)

Calcium fluoride (CaF2)