Rock Identifier

Category

Man Made Material (Simulated Mineral)

Browse man made material (simulated mineral) specimens identified by the Rock Identifier community.

Quartzite and Jasper Pebbles (Quartzite (re-crystallized Quartz) and Cryptocrystalline Quartz (SiO2)) — metamorphic

Quartzite and Jasper Pebbles

Quartzite (re-crystallized Quartz) and Cryptocrystalline Quartz (SiO2)

metamorphic
Sandstone (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone

Clastic sedimentary rock (primarily SiO2)

sedimentary
Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

sedimentary
Slag (Industrial Glass Slag) (Amorphous Silica / Ferro-silicate Slag) — mineraloid / anthropogenic

Slag (Industrial Glass Slag)

Amorphous Silica / Ferro-silicate Slag

mineraloid / anthropogenic
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Quartz on Sandstone (Silicon Dioxide (SiO2) in Lithic Sandstone) — sedimentary

Quartz on Sandstone

Silicon Dioxide (SiO2) in Lithic Sandstone

sedimentary
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral
Pegmatite (Granite Pegmatite) (Intrusive Igneous Rock (Granite Pegmatite)) — igneous

Pegmatite (Granite Pegmatite)

Intrusive Igneous Rock (Granite Pegmatite)

igneous
Kimberlite (Kimberlite) — igneous

Kimberlite

Kimberlite

igneous
Mica Schist (Mica Schist (primarily Muscovite or Biotite sheet silicates)) — metamorphic

Mica Schist

Mica Schist (primarily Muscovite or Biotite sheet silicates)

metamorphic
Basalt River Stone (Basalt) — igneous

Basalt River Stone

Basalt

igneous
Amber (Succinite) — Mineraloid

Amber

Succinite

Mineraloid
Ironstone (with Limonite/Goethite) (Ferruginous Sedimentary Rock (contains Limonite FeO(OH)·nH2O and Hematite Fe2O3)) — sedimentary

Ironstone (with Limonite/Goethite)

Ferruginous Sedimentary Rock (contains Limonite FeO(OH)·nH2O and Hematite Fe2O3)

sedimentary
Magnetite / Hematite mix (Iron Ore) (Fe3O4 (Magnetite) / Fe2O3 (Hematite)) — mineral

Magnetite / Hematite mix (Iron Ore)

Fe3O4 (Magnetite) / Fe2O3 (Hematite)

mineral
Orthoclase Feldspar (Potassium Feldspar) (KAlSi3O8 (Potassium Aluminum Silicate)) — mineral

Orthoclase Feldspar (Potassium Feldspar)

KAlSi3O8 (Potassium Aluminum Silicate)

mineral
Ocean Jasper (Orbicular Jasper (Silicon Dioxide, SiO2)) — mineral

Ocean Jasper

Orbicular Jasper (Silicon Dioxide, SiO2)

mineral
Shale (Fissile Siliciclastic Sedimentary Rock) — sedimentary

Shale

Fissile Siliciclastic Sedimentary Rock

sedimentary
Diamond (Lesedi La Rona specimen) (Diamond (Pure Carbon, C)) — mineral

Diamond (Lesedi La Rona specimen)

Diamond (Pure Carbon, C)

mineral
Yellow Diamond (Faceted) (Diamond (C - Pure Carbon)) — mineral

Yellow Diamond (Faceted)

Diamond (C - Pure Carbon)

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

Diamond (in jewelry)

Carbon (C)

mineral
Pearl (Calcium carbonate (CaCO3) in the form of aragonite or calcite) — mineral

Pearl

Calcium carbonate (CaCO3) in the form of aragonite or calcite

mineral
Moss Agate and Druzy Quartz Carving (Cryptocrystalline Silica (SiO2) with impurities) — mineral

Moss Agate and Druzy Quartz Carving

Cryptocrystalline Silica (SiO2) with impurities

mineral
Pearl (Calcium carbonate (CaCO3) + organic conchiolin (Biogenic Mineral)) — mineral

Pearl

Calcium carbonate (CaCO3) + organic conchiolin (Biogenic Mineral)

mineral
Emerald In Matrix (Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities) — mineral

Emerald In Matrix

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

mineral
Citrine (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine

Silicon Dioxide (SiO2) with iron impurities

mineral
Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

mineral
Pearl (Calcium Carbonate (primarily Aragonite and Calcite), CaCO3) — mineral

Pearl

Calcium Carbonate (primarily Aragonite and Calcite), CaCO3

mineral
Ruby and Diamond in Gold Setting (Corundum (Al2O3) and Diamond (C)) — mineral

Ruby and Diamond in Gold Setting

Corundum (Al2O3) and Diamond (C)

mineral
Carnelian Agate (Silicon Dioxide (SiO2) with iron oxide inclusions) — mineral

Carnelian Agate

Silicon Dioxide (SiO2) with iron oxide inclusions

mineral
Peridot (Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)) — mineral

Peridot

Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)

mineral
Kunzite (Spodumene (LiAlSi2O6)) — mineral

Kunzite

Spodumene (LiAlSi2O6)

mineral
Peridot (Olivine ((Mg, Fe)2SiO4)) — mineral

Peridot

Olivine ((Mg, Fe)2SiO4)

mineral
Dendritic Agate (Silicon Dioxide (SiO2) with inclusions of manganese or iron oxides) — mineral

Dendritic Agate

Silicon Dioxide (SiO2) with inclusions of manganese or iron oxides

mineral
Pearl (Aragonite (CaCO3) with Conchiolin) — mineral

Pearl

Aragonite (CaCO3) with Conchiolin

mineral
Citrine Geode (Citrine (Silicon Dioxide, SiO2)) — mineral

Citrine Geode

Citrine (Silicon Dioxide, SiO2)

mineral
Moissanite (Silicon Carbide (SiC)) — mineral

Moissanite

Silicon Carbide (SiC)

mineral
Corundum (Ruby/Sapphire crystal) (Al2O3 (Aluminum Oxide)) — mineral

Corundum (Ruby/Sapphire crystal)

Al2O3 (Aluminum Oxide)

mineral
Tree Agate (Dendritic Agate (Silicon Dioxide, SiO2)) — Mineral

Tree Agate

Dendritic Agate (Silicon Dioxide, SiO2)

Mineral
Peridot (Olivine ((Mg,Fe)2SiO4)) — mineral

Peridot

Olivine ((Mg,Fe)2SiO4)

mineral
Dendritic Agate (Tumbled) (Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions) — mineral

Dendritic Agate (Tumbled)

Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions

mineral
Peridot (Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)) — mineral

Peridot

Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)

mineral