Gold (Elemental Metal)
Gold (Au)
Mineral
Category
Man Made Object (Metal Alloy)
Browse man made object (metal alloy) specimens identified by the Rock Identifier community.
Learn about Man Made Object (Metal Alloy) in the encyclopedia
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Native Silver
Silver (Ag)
mineral
Cullet (Slag Glass)
Amorphous Silica (SiO2) with various metal oxide colorants
mineraloid / anthropogenic
Ferrous Slag
Iron/Steel Slag (Complex Calcium-Alumino-Silicates)
Anthropgenic (Industrial Byproduct)
Aura Quartz (Rainbow Quartz)
Silicon Dioxide (SiO2) with metallic vapor coatings
mineral
Blue Goldstone
Aventurine Glass
man-made glass
Diamond Plate (Steel)
Alloyed Carbon Steel or Aluminum with 'Durbar' pattern
not a rock (Man-made industrial metal)
Bismuth Crystal
Bismuth (Bi)
mineral
Ferrosilicon Slag (Industrial Vitrified Glass)
Vitreous Silicate Residue
Antropogenic (Man-made industrial byproduct)
Opalite
Man-made Synthetic Glass (Silicon Dioxide with metal additives)
mineral
Opalite
Synthetic Opalite (Man-made glass)
mineral
Sea Glass
Man-made silicate glass
sedimentary
Iron Slag
Iron/Steel Slag (Ferrosilicate Glass)
industrial byproduct (anthropogenic material)
Aqua Aura Quartz
Titanium/Gold-coated Silicon Dioxide (SiO2)
mineral
Slag
Metallurgical Slag
igneous
Man-made Crystal (Lead Glass)
Lead oxide-doped Silica Glass (approx. SiO2 + PbO)
Mineraloid/Synthetic Material
Pyrite in Quartz (Drill Core)
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2) inclusions
igneous/metamorphic (hydrothermal)
Mohave Turquoise (Composite/Stabilized)
Hydrated copper aluminium phosphate (CuAl6(PO4)4(OH)8·4H2O) with stabilizing resin and metallic inclusions
mineral
Titanium Aura Quartz (Bismuth-coated Druzy)
Silicon Dioxide (SiO2) with Titanium/Metal vapor coating
mineral
Bismuth
Bismuth (Bi)
mineral
Dyed Aura Quartz
Silicon Dioxide (SiO2) with metallic coating
mineral
Opalite (Man-made Glass)
Synthetic Opalised Glass
mineral
Aura Quartz
Titanium-coated Silicon Dioxide (SiO2)
mineral
Opalite
Synthetic glass (SiO2 + metal additions)
mineraloid
Man-made Ceramic / Clay Figurine
Aluminosilicate Ceramic (Processed Clay)
Synthetic (not a rock or mineral)
Titanium Coated Kyanite (Aura Kyanite)
Aluminosilicate (Al2SiO5) with a Titanium-Niobium vacuum-deposited coating
metamorphic
Opalite (Man-made Glass)
Synthetic Silicon Dioxide Glass (SiO2 + metal oxides)
Synthetic Mineral Simulant / Glass
Opalite
Man-made opalescent glass (SiO2 + metal oxides)
mineral (synthetic)
Opalite
Synthetic Silicon Dioxide (SiO2)
mineral
Aura Quartz (Pink/Rose Aura Quartz)
Silicon Dioxide (SiO2) bonded with Platinum and/or Silver
mineral
Opalite
Man-made Opalized Glass (Synthetic Glass)
gemstone
Gold (10K Alloy)
Aurum (Au) with alloying metals (Cu, Ag, Zn)
mineral
Pallasite Meteorite
Pallasite (ST-class)
mineral
Blue Goldstone
Aventurine Glass
Man-made glass (often grouped with minerals in lapidary)
Blue Glass or Slag Glass
Amorphous Silica (Anthropogenic Glass)
mineral
Opalite
Synthetic glass / Opalized glass
gemstone
Native Silver
Silver (elemental Ag)
mineral
Opalite
Synthetic Opalised Glass
Mineral (Synthetic / Man-made)
Cubic Zirconia (Simulated Diamond)
Cubic Zirconia (ZrO2)
mineral
Slag
Ferrous Slag (Amorphous calcium-magnesium-aluminum silicates)
igneous (artificial/anthropogenic)
Rainbow Hematite (Titanium Coated)
Iron(III) oxide (Fe2O3) with Titanium/Metal Oxide coating
mineral
Crescent Pebble
Weathered Quartzite or Sandstone Fragment
sedimentary