Rock Identifier

Category

Mineral With Artificial Coating

Browse mineral with artificial coating specimens identified by the Rock Identifier community.

Learn about Mineral With Artificial Coating in the encyclopedia

Black Shale

Sodalite

Serpentine

Pezzottaite

Galena

Blue Apatite

Tangerine Quartz

Tangerine Quartz

Shungite

Super Seven

Rock Salt

Anatase

Brookite

Tiger's Eye (Pseudomorph of Quartz after Crocidolite (SiO2)) — mineral

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2)

Dinosaur Bone (Fossilized) (Permineralized Bone (CaCO3 or SiO2 after Hydroxylapatite)) — sedimentary

Dinosaur Bone (Fossilized)

Permineralized Bone (CaCO3 or SiO2 after Hydroxylapatite)

Coarse Sand and River Gravel (Siliciclastic Sediment (primarily Quartz and Feldspar)) — sedimentary

Coarse Sand and River Gravel

Siliciclastic Sediment (primarily Quartz and Feldspar)

Raw Sunstone (Sunstone (Feldspar variety, (Ca,Na)((Al,Si)2Si2O8))) — mineral

Raw Sunstone

Sunstone (Feldspar variety, (Ca,Na)((Al,Si)2Si2O8))

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

Prehnite

Prehnite (Ca2Al(AlSi3O10)(OH)2)

Fire Opal in Host Rock (Amorphous Hydrous Silica (SiO2·nH2O)) — mineral

Fire Opal in Host Rock

Amorphous Hydrous Silica (SiO2·nH2O)

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

Sandstone (Quartzose)

Arenite (SiO2)

Banded Gneiss with Quartz Veining (Gneiss (High-grade Regional Metamorphism)) — metamorphic

Banded Gneiss with Quartz Veining

Gneiss (High-grade Regional Metamorphism)

Granite (Intrusive Felsic Igneous Rock (primarily Quartz and Feldspar)) — igneous

Granite

Intrusive Felsic Igneous Rock (primarily Quartz and Feldspar)

Fossilized Shark Tooth (Elasmobranchii (Class) fossil) — fossil

Fossilized Shark Tooth

Elasmobranchii (Class) fossil

Sandstone (with Iron Staining) (Arenite) — sedimentary

Sandstone (with Iron Staining)

Arenite

Sandstone (lithic wacke/conglomerate mix) (Clastic Sedimentary Rock (SiO2 with lithic fragments)) — sedimentary

Sandstone (lithic wacke/conglomerate mix)

Clastic Sedimentary Rock (SiO2 with lithic fragments)

Greenstone or Epidote-rich rock (Epidote or Chlorite schist/greenstone) — metamorphic

Greenstone or Epidote-rich rock

Epidote or Chlorite schist/greenstone

Fulgurite (Fulgurite (Lechatelierite)) — metamorphic

Fulgurite

Fulgurite (Lechatelierite)

Lepidolite in Quartz Matrix (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) — mineral

Lepidolite in Quartz Matrix

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

Chalcopyrite (Copper Iron Sulfide (CuFeS2)) — mineral

Chalcopyrite

Copper Iron Sulfide (CuFeS2)

Peacock Ore (Bornite or Chalcopyrite) (Bornite (Cu5FeS4) or Acid-Washed Chalcopyrite (CuFeS2)) — mineral

Peacock Ore (Bornite or Chalcopyrite)

Bornite (Cu5FeS4) or Acid-Washed Chalcopyrite (CuFeS2)

Imperial Topaz (Aluminum silicate fluoride hydroxide (Al2SiO4(F,OH)2)) — mineral

Imperial Topaz

Aluminum silicate fluoride hydroxide (Al2SiO4(F,OH)2)

Bornite (Copper Iron Sulfide (Cu5FeS4)) — mineral

Bornite

Copper Iron Sulfide (Cu5FeS4)

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

Amethyst

Amethyst (SiO2 with Iron impurities)

Chalcedony (Common Opal or Agate) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Common Opal or Agate)

Silicon Dioxide (SiO2)

Herkimer Diamond (Quartz) (Silicon Dioxide (SiO2)) — mineral

Herkimer Diamond (Quartz)

Silicon Dioxide (SiO2)

Pyromorphite on Epidote (Pyromorphite [Pb5(PO4)3Cl] and Epidote [Ca2(Al2,Fe3+)(SiO4)3(OH)]) — mineral

Pyromorphite on Epidote

Pyromorphite [Pb5(PO4)3Cl] and Epidote [Ca2(Al2,Fe3+)(SiO4)3(OH)]

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Jadeite (NaAlSi2O6; Jadeite silicate mineral) — metamorphic

Jadeite

NaAlSi2O6; Jadeite silicate mineral

Dendritic Quartz Pebble (Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions) — mineral

Dendritic Quartz Pebble

Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions

Granite (Felsic intrusive igneous rock (Quartz, Feldspar, Mica)) — igneous

Granite

Felsic intrusive igneous rock (Quartz, Feldspar, Mica)

Ironstone (likely Limonite or Goethite nodule) (Hydrothermally altered Ferric Hydroxide (FeO(OH)·nH2O)) — sedimentary

Ironstone (likely Limonite or Goethite nodule)

Hydrothermally altered Ferric Hydroxide (FeO(OH)·nH2O)

Basalt with Hematite staining (Extrusive mafic igneous rock with Fe2O3) — igneous

Basalt with Hematite staining

Extrusive mafic igneous rock with Fe2O3

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Obsidian (Obsidian (Amorphous volcanic glass, predominantly SiO2)) — igneous

Obsidian

Obsidian (Amorphous volcanic glass, predominantly SiO2)

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Olivine (Peridot when gem-quality) (Olivine Group (Magnesium Iron Silicate, (Mg,Fe)2SiO4)) — mineral

Olivine (Peridot when gem-quality)

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

Quartz Crystal Point (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal Point

Silicon Dioxide (SiO2)

Opalite (Synthetic Glass (Hydrated Silica Simulant)) — mineral

Opalite

Synthetic Glass (Hydrated Silica Simulant)

Rhodochrosite (Manganese carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese carbonate (MnCO3)

Watermelon Tourmaline (Elbaite (Na(Li,Al)3Al6(Si6O18)(BO3)3(OH)4)) — mineral

Watermelon Tourmaline

Elbaite (Na(Li,Al)3Al6(Si6O18)(BO3)3(OH)4)

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

Larimar

Blue Pectolite (NaCa2Si3O8(OH))

Inclusion Quartz (Garden Quartz) (Silicon Dioxide (SiO2) with inclusions (e.g., Chlorite, Hematite)) — mineral

Inclusion Quartz (Garden Quartz)

Silicon Dioxide (SiO2) with inclusions (e.g., Chlorite, Hematite)

Green Aventurine (Aventurine Quartz (SiO2 with Fuchsite inclusions)) — mineral

Green Aventurine

Aventurine Quartz (SiO2 with Fuchsite inclusions)

Phantom Quartz (Silicon Dioxide (SiO2) with inclusions) — mineral

Phantom Quartz

Silicon Dioxide (SiO2) with inclusions

Bloodstone (Heliotrope (Chalcedony with inclusions of Hematite) - SiO2) — mineral

Bloodstone

Heliotrope (Chalcedony with inclusions of Hematite) - SiO2