Pyrite
Iron Sulfide (FeS2)
mineral
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
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Desert Rose
Baryte (BaSO4) or Gypsum (CaSO4·2H2O) with sand inclusions
mineral
Amethyst and Agate Geode Section
Silicon Dioxide (SiO2) - Crystalline Quartz and Chalcedony
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Yellow Quartz (Citrine Quartz)
Silicon Dioxide (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Quartz (Sunstone-like Chalcedony)
Silicon Dioxide (SiO2)
mineral
Crazy Lace Agate
SiO2
Mineral
Garnet (Pyrope or Almandine)
Silicate (X3Y2Si3O12)
mineral
Yellow Aventurine
Silicon Dioxide (Quartz with Mica inclusions) SiO2
mineral
Carnelian Agate
Silicon Dioxide (SiO2)
mineral
Strawberry Quartz
Silicon Dioxide (SiO2) with Hematite or Goethite inclusions
mineral
Kidney Stone (Renal Calculus)
Calcium oxalate monohydrate (Whewellite) / CaC2O4·H2O
mineral
Moqui Marble (Iron Concretion)
Goethite/Hematite Cement Sandstone Concretion
sedimentary
Quartz / Calcite Pebble
SiO2 (Quartz) or CaCO3 (Calcite)
mineral
Purple Turquoise (Composite Mojave Turquoise)
CuAl6(PO4)4(OH)8·4H2O (Hydrated copper aluminum phosphate composite)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Red Agate / Carnelian
Silicon Dioxide (SiO2)
mineral
Banded Black Agate
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Crystalline Silica (SiO2)
mineral
Himalayan Pink Salt
Halite (NaCl) with trace minerals
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Turquoise
Hydrated phosphate of copper and aluminium: CuAl6(PO4)4(OH)8·4H2O
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Amber
Succinite (fossilized tree resin)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Undetermined Due to Blur (Possible Flesh-Tone Mineral)
Unknown (Insufficient Visual Clarity)
Mineral
Selenite (Giant Crystals)
Selenite (CaSO4·2H2O)
mineral
Caribbean Calcite
Calcite and Aragonite (CaCO3)
mineral
Shungite
Non-crystalline carbon (Fullerene-bearing)
mineral
Fancy Jasper
Silicon Dioxide (SiO2)
mineral
Fossil Shark Tooth
Phylum Chordata, Class Chondrichthyes (Possibly Cretalamna or Otodus)
fossil
Satin Spar Selenite
Gypsum (CaSO4·2H2O)
mineral
Emerald in Quartz Matrix
Beryl (Be3Al2Si6O18) with trace Chromium/Vanadium
gemstone
Eudialyte
Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
mineral
Chert with Quartz Veining
Microcrystalline Silica (SiO2)
sedimentary
Hematite Nodules (Moqui Marbles style)
Iron Oxide (Fe2O3)
mineral
Rutilated Quartz
Silicon Dioxide (SiO2) with inclusions of Titanium Dioxide (TiO2)
mineral
Amber
Succinates
mineraloid
Schist
Mica Schist
metamorphic