Pink/red faceted gemstone, likely synthetic ruby or pink sapphire
Corundum, aluminum oxide (Al₂O₃); likely lab-grown or treated material
Category
Browse mineral (man made aura treatment) specimens identified by the Rock Identifier community.
Pink/red faceted gemstone, likely synthetic ruby or pink sapphire
Corundum, aluminum oxide (Al₂O₃); likely lab-grown or treated material
Black Onyx
Silicon Dioxide (SiO2)
Carnelian
Chalcedony (SiO2) with iron oxide impurities
Carnelian
Carnelian (Silicon Dioxide - SiO2 with Hematite impurities)
Diamond
Native Carbon (C)
Chert
Microcrystalline Quartz (SiO2)
Pink Granite
Phaneritic Felsic Igneous Rock (Granite)
Honey calcite (orange calcite)
Calcite, calcium carbonate (CaCO₃)
Honey calcite (likely rough cleavage fragment)
Calcite, calcium carbonate (CaCO₃)
Citrine
Citrine (Silicon Dioxide - SiO2)
Turquoise
Hydrated phosphate of copper and aluminium - CuAl6(PO4)4(OH)8·4H2O
Gypsum (Satin Spar / Alabaster variety)
Calcium Sulfate Dihydrate (CaSO4·2H2O)
Himalayan Pink Salt
Halite (NaCl) with trace minerals
Amethyst (variety of Quartz)
SiO2 (Silicon Dioxide) with trace iron impurities
Goldstone (aventurine glass)
Synthetic copper-bearing soda-lime glass; commonly sold as red goldstone
Orange Calcite
Calcium Carbonate (CaCO3)
Himalayan Pink Salt
Halite (NaCl) with trace minerals (Iron, Magnesium, Potassium)
Orange Calcite
Calcium Carbonate (CaCO3)
Marble
Metamorphosed Limestone (mainly CaCO3)
Diamond (as set in a gold ring)
Carbon (C)
Heat-Treated Amethyst (Commercial Citrine)
Silicon Dioxide (SiO2) - Macro-crystalline Quartz
Black Onyx
Silicon Dioxide (SiO2) with cryptocrystalline structure
Luminous Stone (Glow-in-the-dark Synthetic/Man-made Stone)
Strontium Aluminate tinted glass or resin (Crystalline silicate/oxide mix)
Blue Calcite
Calcium Carbonate (CaCO3)
Green Calcite
Calcite (Calcium Carbonate, CaCO3)
Blue Topaz (specifically London Blue or Swiss Blue based on color saturation)
Al2SiO4(F,OH)2 (Aluminum Silicate Fluoride Hydroxide)
Rough Diamond
Native Carbon (C)
Diamond (in a cluster setting)
Crystallized Carbon (C)
Blue Chalcedony Cube
Silicon Dioxide (SiO2)
Tumbled yellow calcite
Calcite (CaCO₃), likely honey/yellow calcite
Blue Dyed Quartzite
Silicon Dioxide (SiO2) with artificial pigment
Dyed Chalcedony (Agate)
Silicon Dioxide (SiO2) with artificial pigment
Black Onyx (Tumbled)
Silicon Dioxide (SiO2)
Diamond Druzy (Crystalline Diamond)
Carbon (C)
Diamond
Diamond (pure native carbon, C)
Jadeite Jade
NaAlSi2O6 (Sodium Aluminum Silicate)
Turquoise (likely stabilized or simulated Howlite)
CuAl6(PO4)4(OH)8·4H2O (Hydrous phosphate of copper and aluminium)
Polished banded agate (likely Botswana agate)
Microcrystalline quartz, SiO₂ (chalcedony with iron-oxide and other mineral bands)
Turquoise
Hydrous phosphate of copper and aluminum (CuAl6(PO4)4(OH)8·4H2O)
Grey Chalcedony
Silicon Dioxide (SiO2)
Diamond (as featured in jewelry)
Diamond (C - pure carbon)
Citrine Quartz
Citrine (Silicon Dioxide - SiO2)