Rock Identifier

Category

Synthetic (Man Made Material Mimicking Natural Stone)

Browse synthetic (man made material mimicking natural stone) specimens identified by the Rock Identifier community.

Diamond (Native Carbon (C)) — mineral

Diamond

Native Carbon (C)

mineral
Diamond (set in jewelry) (Diamond (Carbon, C)) — mineral

Diamond (set in jewelry)

Diamond (Carbon, C)

mineral
Cubic Zirconia (CZ) (Cubic Zirconium Dioxide (ZrO2)) — mineral (synthetic)

Cubic Zirconia (CZ)

Cubic Zirconium Dioxide (ZrO2)

mineral (synthetic)
Granite (Granite (Phaneritic Igneous Rock)) — igneous

Granite

Granite (Phaneritic Igneous Rock)

igneous
Sandstone (Red Arkose) (Sandstone (Arkose variant, primarily SiO2 with KAlSi3O8)) — sedimentary

Sandstone (Red Arkose)

Sandstone (Arkose variant, primarily SiO2 with KAlSi3O8)

sedimentary
Mother of Pearl (Nacre) (Calcium Carbonate (primarily aragonite, with conchiolin)) — Organic Gemstone/Biomineral

Mother of Pearl (Nacre)

Calcium Carbonate (primarily aragonite, with conchiolin)

Organic Gemstone/Biomineral
Diamond (Diamond (pure Carbon, C)) — mineral

Diamond

Diamond (pure Carbon, C)

mineral
Diamond (Macled/Crystal fragment) (Carbon (C), isometric crystal system) — mineral

Diamond (Macled/Crystal fragment)

Carbon (C), isometric crystal system

mineral
Gold and Diamond (Native Gold (Au) and Diamond (C)) — mineral

Gold and Diamond

Native Gold (Au) and Diamond (C)

mineral
Quartz (specifically Citrine or Iron-stained Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (specifically Citrine or Iron-stained Quartz)

Silicon Dioxide (SiO2)

mineral
Sandstone (Quartzose type) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Quartzose type)

Arenite (primarily SiO2)

sedimentary
Granite (Granite (primarily Quartz, Feldspar, and Mica)) — igneous

Granite

Granite (primarily Quartz, Feldspar, and Mica)

igneous
Granitoid (Granite/Granodiorite) (Plutonic igneous rock (variable composition, primarily SiO2)) — igneous

Granitoid (Granite/Granodiorite)

Plutonic igneous rock (variable composition, primarily SiO2)

igneous
Granite (Phaneritic plutonic rock (Felsic)) — igneous

Granite

Phaneritic plutonic rock (Felsic)

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

Chert (Flint)

Silicon Dioxide (SiO2)

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

Chert / Flint

Silicon Dioxide (SiO2)

sedimentary
Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

sedimentary
Limonite (FeO(OH)·nH2O (Hydrated iron oxide)) — mineral

Limonite

FeO(OH)·nH2O (Hydrated iron oxide)

mineral
Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

sedimentary
Basalt (Basalt (Mafic volcanic rock)) — igneous

Basalt

Basalt (Mafic volcanic rock)

igneous
Pink Granite (Phaneritic Felsic Igneous Plutonic Rock) — igneous

Pink Granite

Phaneritic Felsic Igneous Plutonic Rock

igneous
Granite (Phaneritic Igneous Rock (Granite)) — igneous

Granite

Phaneritic Igneous Rock (Granite)

igneous
Sandstone (Quartzose) (Arenite (SiO2 principal)) — sedimentary

Sandstone (Quartzose)

Arenite (SiO2 principal)

sedimentary
Emerald (Tumbled Beryl) (Beryllium Aluminum Silicate (Be3Al2Si6O18) with Chromium/Vanadium impurities) — mineral

Emerald (Tumbled Beryl)

Beryllium Aluminum Silicate (Be3Al2Si6O18) with Chromium/Vanadium impurities

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

Chert / Flint

Silicon Dioxide (SiO2)

sedimentary
Sandstone (Ferruginous) (Arenite (primarily SiO2 with iron oxide staining/cementing)) — sedimentary

Sandstone (Ferruginous)

Arenite (primarily SiO2 with iron oxide staining/cementing)

sedimentary
Sandstone (with Iron Staining) (Clastic sedimentary rock (primarily Quartz with Hematite/Limonite oxides)) — sedimentary

Sandstone (with Iron Staining)

Clastic sedimentary rock (primarily Quartz with Hematite/Limonite oxides)

sedimentary
Obsidian (Black) (Obsidian (High-silica volcanic glass)) — igneous

Obsidian (Black)

Obsidian (High-silica volcanic glass)

igneous
Diamond (Native Carbon (C)) — mineral

Diamond

Native Carbon (C)

mineral
Diamond (Princess Cut Gemstone) (Carbon (C)) — mineral

Diamond (Princess Cut Gemstone)

Carbon (C)

mineral
Granite (Granite (Phaneritic Acid Igneous Rock)) — igneous

Granite

Granite (Phaneritic Acid Igneous Rock)

igneous
Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

igneous
Granite (Phaneritic plutonic rock (primarily Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Phaneritic plutonic rock (primarily Quartz, Alkali Feldspar, and Plagioclase)

igneous
Granite (Phaneritic Plutonic Felsic Rock) — igneous

Granite

Phaneritic Plutonic Felsic Rock

igneous
Quartzite (Metamorphic Rock (Mainly SiO2)) — metamorphic

Quartzite

Metamorphic Rock (Mainly SiO2)

metamorphic
Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

mineral
Rough Agate/Chert Nodules (Cryptocrystalline Quartz (SiO2)) — sedimentary

Rough Agate/Chert Nodules

Cryptocrystalline Quartz (SiO2)

sedimentary
Quartz (Smoky or Impure Variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Smoky or Impure Variety)

Silicon Dioxide (SiO2)

mineral
Coquina (Bioclastic Limestone (composed primarily of CaCO3)) — sedimentary

Coquina

Bioclastic Limestone (composed primarily of CaCO3)

sedimentary
Diamond (Diamond (C)) — Mineral

Diamond

Diamond (C)

Mineral
Pink Granite (Phaneritic Felsic Igneous Rock) — igneous

Pink Granite

Phaneritic Felsic Igneous Rock

igneous
Granite (Granite (composed primarily of Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (composed primarily of Quartz, Alkali Feldspar, and Plagioclase)

igneous