Rock Identifier

Category

Mineral (Synthetic)

Browse mineral (synthetic) specimens identified by the Rock Identifier community.

Amygdaloidal Rhyolite (Amygdaloidal Rhyolite (Felsic volcanic rock)) — igneous

Amygdaloidal Rhyolite

Amygdaloidal Rhyolite (Felsic volcanic rock)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Diamond (set in Gold) (Diamond (pure carbon, C)) — mineral

Diamond (set in Gold)

Diamond (pure carbon, C)

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

Sandstone

Clastic sedimentary rock (primarily SiO2)

Basalt (Basalt) — igneous

Basalt

Basalt

Granite (Granite (a common type of Felsic Intrusive Igneous Rock)) — Igneous Rock

Granite

Granite (a common type of Felsic Intrusive Igneous Rock)

Banded Iron Formation (Banded Iron Formation (BIF)) — Sedimentary

Banded Iron Formation

Banded Iron Formation (BIF)

Pyrite (Iron Pyrite) (Iron Disulfide (FeS2)) — mineral

Pyrite (Iron Pyrite)

Iron Disulfide (FeS2)

Pyrite (Fool's Gold) (Iron Disulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Disulfide (FeS2)

Malachite (Malachite (Copper Carbonate Hydroxide, Cu2CO3(OH)2)) — mineral

Malachite

Malachite (Copper Carbonate Hydroxide, Cu2CO3(OH)2)

Goethite (likely as part of Limonite/Ironstone) (Goethite (α-FeOOH)) — Mineral

Goethite (likely as part of Limonite/Ironstone)

Goethite (α-FeOOH)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Amethyst (Silicon Dioxide (SiO2) with trace Iron (Fe) impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with trace Iron (Fe) impurities

Carnelian (Carnelian (Silicon Dioxide, SiO2)) — mineral

Carnelian

Carnelian (Silicon Dioxide, SiO2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

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

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Beryl (Emerald Variety) (Beryllium Aluminum Silicate (Be3Al2(SiO3)6)) — mineral

Beryl (Emerald Variety)

Beryllium Aluminum Silicate (Be3Al2(SiO3)6)

Quartz (specifically Milky or Clear Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (specifically Milky or Clear Quartz)

Silicon Dioxide (SiO2)

Labradorite (Labradorite (Ca, Na)(Al, Si)4O8) — mineral

Labradorite

Labradorite (Ca, Na)(Al, Si)4O8

Sodalite (Sodalite (Na8Al6Si6O24Cl2)) — Mineral

Sodalite

Sodalite (Na8Al6Si6O24Cl2)

Corundum (Sapphire variant) (Aluminium oxide (Al2O3)) — mineral

Corundum (Sapphire variant)

Aluminium oxide (Al2O3)

Rose Quartz (SiO2 (Silicon Dioxide)) — mineral

Rose Quartz

SiO2 (Silicon Dioxide)

Fire Agate (SiO2 (Silicon Dioxide with Iron Oxide inclusions)) — mineral

Fire Agate

SiO2 (Silicon Dioxide with Iron Oxide inclusions)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Amethyst (Silicon Dioxide with Iron impurities (SiO2)) — mineral

Amethyst

Silicon Dioxide with Iron impurities (SiO2)

Aragonite Star Cluster (or Aragonite Sputnik) (Aragonite (Orthorhombic Calcium Carbonate, CaCO3)) — mineral

Aragonite Star Cluster (or Aragonite Sputnik)

Aragonite (Orthorhombic Calcium Carbonate, CaCO3)

Larimar (Blue Pectolite (NaCa2Si3O8(OH))) — mineral

Larimar

Blue Pectolite (NaCa2Si3O8(OH))

Milky Quartz (Water-worn Pebble) (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz (Water-worn Pebble)

Quartz (Silicon Dioxide, SiO2)

Epidote (Epidote (Ca2(Al,Fe)3(SiO4)3(OH))) — mineral

Epidote

Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

Quartz Crystal (specifically a small Clear Quartz point) (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal (specifically a small Clear Quartz point)

Silicon Dioxide (SiO2)

Prehnite (Prehnite (Ca2Al(AlSi3O10)(OH)2)) — Mineral

Prehnite

Prehnite (Ca2Al(AlSi3O10)(OH)2)

Arfvedsonite in Matrix (Arfvedsonite [Na3(Fe2+)4Fe3+Si8O22(OH)2]) — mineral

Arfvedsonite in Matrix

Arfvedsonite [Na3(Fe2+)4Fe3+Si8O22(OH)2]

Larimar (Pectolite (Sodium Calcium Silicate Hydroxide) - (NaCa2(Si3O8)(OH))) — Mineral

Larimar

Pectolite (Sodium Calcium Silicate Hydroxide) - (NaCa2(Si3O8)(OH))

Honey Calcite (Calcite (Calcium Carbonate, CaCO3)) — mineral

Honey Calcite

Calcite (Calcium Carbonate, CaCO3)

Green Kyanite (Kyanite (Al2SiO5)) — mineral

Green Kyanite

Kyanite (Al2SiO5)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Labradorite (Labradorite ((Ca, Na)(Al, Si)4O8)) — mineral

Labradorite

Labradorite ((Ca, Na)(Al, Si)4O8)

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

Peridot

Olivine ((Mg, Fe)2SiO4)

Ferruginous Quartz (Iron-stained Quartz (Silicon Dioxide + Fe2O3 / FeO(OH))) — mineral

Ferruginous Quartz

Iron-stained Quartz (Silicon Dioxide + Fe2O3 / FeO(OH))

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

Citrine

Silicon Dioxide (SiO2) with ferric iron impurities

Garnet (likely Almandine) (Almandine - Fe3Al2(SiO4)3) — mineral

Garnet (likely Almandine)

Almandine - Fe3Al2(SiO4)3