Schist (Diamond Drill Core)
Mica Schist
metamorphic
Category
Mineral (Refined Metal)
Browse mineral (refined metal) specimens identified by the Rock Identifier community.
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Quartz Vein in Host Rock
Silicon dioxide (SiO2) veins in metamorphic/igneous host rock
igneous
Silver
Ag (Native Silver)
mineral
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Copper Ore (Malachite/Chrysocolla bearing)
Cupriferous rock containing secondary copper minerals like Cu2CO3(OH)2
mineral
Bismuth
Native Bismuth (Bi)
mineral
Bismuth
Bismuth (Bi)
mineral
Bismuth Crystal
Bismuth (Bi)
mineral
Sodalite
Na8(Al6Si6O24)Cl2 (Sodium Aluminum Silicate Chloride)
mineral
Galena in Quartz Matrix
Lead Sulfide (PbS) in Silicon Dioxide (SiO2)
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
Yellow Beryl
Beryl (Be3Al2(SiO3)6)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Copper Ore with Chalcocite
Copper sulfide (Cu2S) with associated copper-bearing minerals
mineral
Chalcopyrite (or Pyrite Ore)
CuFeS2 (Copper Iron Sulfide)
mineral
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
Quartz Vein in Host Rock
Silicon Dioxide (SiO2) in matrix
mineral
Granite
Intrusive Igneous Rock
igneous
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Quartz Vein in Host Rock (Gneiss/Schist)
Silicon Dioxide (SiO2) within a metamorphic matrix
metamorphic
Opalite
Synthetic Opalized Glass / Man-made Glass
gemstone
Orgonite Pyramid (containing Amethyst and mixed minerals)
Silicon Dioxide (SiO2) in synthetic resin
gemstone
Slag Glass
Silicon dioxide with impurities
mineral
Gossan (with Limonite and Hematite)
Gossanous iron-oxide rock (Fe2O3 · nH2O)
sedimentary
Lepidolite
K(Li,Al)3(Al,Si,IV)4O10(F,OH)2
mineral
Gold Ore (Auriferous Quartz with Chalcopyrite/Pyrite)
Au (Native Gold) in Quartz (SiO2) with FeS2 (Pyrite) or CuFeS2 (Chalcopyrite)
Mineral
Quartz-bearing Pegmatite with Metallic Sulfides
Pegmatite / Quartz-Feldspar Matrix with Pyrite and Mica
igneous
Rhyolite
Extrusive igneous rock (felsic)
igneous
Gold Ore
Native Gold (Au) in Matrix
mineral
Gold Nugget
Native Gold (Au)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Aura Quartz
Silicon Dioxide (SiO2) with metallic vapor coating
mineral
N/A - Man-made object (Jewelry Chain)
Antiqued or Oxidized Metal Chain (often Steel or Brass)
Mineral (processed metal)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Beryl (likely Aquamarine or Green Beryl)
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Bauxite
Bauxite (mixture of Hydrous Aluminum Oxides)
sedimentary
Diamond (in jewelry)
Carbon (C)
mineral
Quartz and Limestone Grouping
Silicon Dioxide (SiO2) / Calcium Carbonate (CaCO3)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral