Gold (Processed)
Gold (Au)
Metal (Elemental Mineral)
Category
Metal (Elemental Mineral)
Browse metal (elemental mineral) specimens identified by the Rock Identifier community.
Native Silver
Silver (elemental Ag)
mineral
Gold
Native Gold (Au)
mineral
Gold Nugget
Native Gold (Au)
mineral
Gold
Native Gold (Au)
mineral
Gold (Elemental Metal)
Gold (Au)
Mineral
Gold
Aurum (Elemental Gold, Au)
Mineral, Metal (element)
Gold Nugget
Native Gold (Au)
mineral
Bismuth
Bismuth (Bi)
Mineral
Digital Multimeter (Synthetic Object)
Digital Multimeter (DMM)
not a rock
Gold Nugget
Native Gold (Au)
mineral
Gold Nugget
Native Gold (Au)
mineral
Fluorite (Polished Point/Tower)
Calcium Fluoride (CaF2)
mineral
Sunstone
Oligoclase or Andesine (Plagioclase Feldspar) - (Ca, Na)((Al, Si)2Si2O8)
mineral
Gold-bearing Quartz with Pyrite
Quartz (SiO2) with Gold (Au) and Pyrite (FeS2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Pink Feldspar
Orthoclase Feldspar (KAlSi3O8)
mineral
Metal Chain Belt with Square Plates
Not applicable (man-made)
Man-made Object (Metalwork)
Gold Ore
Auriferous Quartz and Sulfide Mineralization in Host Rock
igneous
Sunstone (Orthoclase Feldspar variant)
Orthoclase (KAlSi3O8) with inclusions
mineral
Ferruginous Sandstone (Gozzan)
Iron-rich clastic sedimentary rock with Limonite/Goethite
sedimentary
Native Copper
Native Copper (Cu)
mineral
Pallasite Meteorite
Pallasite (ST-class)
mineral
Auriferous Quartz (Gold-bearing Quartz)
Silicon Dioxide (SiO2) with Elemental Gold (Au)
mineral
Man-made Metal Pin (Non-geological)
Antimony-Lead Alloy or Zinc/Brass Base with Electroplating
Metal Alloy / Manufactured Artifact
Silver (Jewelry Specimen)
Native Silver (Chemical Formula: Ag)
mineral
Silver (Native Element)
Ag (Argentum) - 90% Silver, 10% Copper alloy in specimen
mineral
Schist (Diamond Drill Core)
Mica Schist
metamorphic
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Zinc Alloy (Silver-plated)
Zinc Alloy Casting (Zn-Al-Mg-Cu)
mineral (refined metal)
Bismuth Crystal
Bismuth (Bi)
mineral
Gold (10K Alloy)
Aurum (Au) with alloying metals (Cu, Ag, Zn)
mineral
Bismuth
Bismuth (Bi)
mineral
Lepidolite with Rubellite Tourmaline
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2 (Lepidolite mica)
mineral
Man-made Jewelry Charm (Enameled Metal)
Not a natural mineral; composed of base metal alloy (likely zinc or brass) and epoxy resin/enamel.
Synthetic / Manufactured Artifact
Quartz Vein in Host Rock (Gneiss/Schist)
Silicon Dioxide (SiO2) within a metamorphic matrix
metamorphic
Gold Ore (Auriferous Quartz with Chalcopyrite/Pyrite)
Au (Native Gold) in Quartz (SiO2) with FeS2 (Pyrite) or CuFeS2 (Chalcopyrite)
Mineral
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Metal Alloy (Likely Pewter or Sterling Silver)
Not a natural geological specimen; composed of refined metals. If pewter, it's a tin-based alloy. If sterling silver, it's 92.5% silver and 7.5% other metals (usually copper).
Man-made material (metal)
Native Copper with Cuprite and Quartz
Copper (Cu), Cuprite (Cu2O), Quartz (SiO2)
mineral
Silver (Sterling Silver)
Argentum (Ag) mixed with Copper (Cu); Formula: Ag+Cu
mineral