Rock Identifier

Category

Mineral (Metal)

Browse mineral (metal) specimens identified by the Rock Identifier community.

Learn about Mineral (Metal) in the encyclopedia

Platinum

Gold

Copper

Silver

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Chert (Iron-stained) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Iron-stained)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Milky Quartz with Mica Matrix (SiO2 (Silicon Dioxide) with Muscovite/Biotite mica) — mineral

Milky Quartz with Mica Matrix

SiO2 (Silicon Dioxide) with Muscovite/Biotite mica

Rose Quartz (Silicon Dioxide (SiO2) with trace Titanium, Manganese, or Iron) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace Titanium, Manganese, or Iron

Native Copper Nugget (Native Copper (Cu)) — mineral

Native Copper Nugget

Native Copper (Cu)

Aura Quartz (Coated Quartz) (Silicon Dioxide (SiO2) coated with vaporized metals) — mineral

Aura Quartz (Coated Quartz)

Silicon Dioxide (SiO2) coated with vaporized metals

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Copper (Native Copper (Cu)) — mineral

Copper

Native Copper (Cu)

Fluorite Bracelet (Calcium Fluoride (CaF2)) — mineral

Fluorite Bracelet

Calcium Fluoride (CaF2)

Beryl (likely Emerald or Aquamarine in matrix) (Beryllium aluminum silicate (Be3Al2Si6O18)) — mineral

Beryl (likely Emerald or Aquamarine in matrix)

Beryllium aluminum silicate (Be3Al2Si6O18)

Banded Calcite (Mexican Onyx) (Calcium Carbonate (CaCO3)) — mineral

Banded Calcite (Mexican Onyx)

Calcium Carbonate (CaCO3)

Silicon (Crystalline Silicon (Si)) — mineral

Silicon

Crystalline Silicon (Si)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Native Copper (Native Copper (Cu)) — mineral

Native Copper

Native Copper (Cu)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Sunstone (Andesine-Labradorite Feldspar ((Ca,Na)(Al,Si)4O8)) — mineral

Sunstone

Andesine-Labradorite Feldspar ((Ca,Na)(Al,Si)4O8)

Porphyritic Basalt or Porphyritic Andesite (Porphyritic Extrusive Igneous Rock) — igneous

Porphyritic Basalt or Porphyritic Andesite

Porphyritic Extrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Standing Liberty Quarter (Silver Specimen) (Native Silver alloy (Ag with Cu traces)) — mineral

Standing Liberty Quarter (Silver Specimen)

Native Silver alloy (Ag with Cu traces)

Quartz and Iron Oxide (Quartz (Silicon Dioxide, SiO2) with possible Limonite/Hematite inclusions) — mineral

Quartz and Iron Oxide

Quartz (Silicon Dioxide, SiO2) with possible Limonite/Hematite inclusions

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Gold-bearing quartz or ironstone fragment (Quartz (SiO₂) with possible native gold and iron oxides) — mineral

Gold-bearing quartz or ironstone fragment

Quartz (SiO₂) with possible native gold and iron oxides

Diamond (in a gold setting) (Carbon (C)) — mineral

Diamond (in a gold setting)

Carbon (C)

Slag Glass (SiO2 (Silicon Dioxide) with impurities) — man-made glass

Slag Glass

SiO2 (Silicon Dioxide) with impurities

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) — mineral

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Gold (Native Gold (Au)) — mineral

Gold

Native Gold (Au)

Milky Quartz in Gneiss (Quartzite / Foliated Gneiss containing SiO2) — metamorphic

Milky Quartz in Gneiss

Quartzite / Foliated Gneiss containing SiO2

Bauxite (Laterite Clay) (Bauxite (mixture of Hydrous Aluminum Oxides: Gibbsite Al(OH)3, Boehmite and Diaspore AlO(OH))) — sedimentary

Bauxite (Laterite Clay)

Bauxite (mixture of Hydrous Aluminum Oxides: Gibbsite Al(OH)3, Boehmite and Diaspore AlO(OH))

Turquoise color-bead and Hematite necklace (Turquoise (CuAl6(PO4)4(OH)8·4H2O) and Hematite (Fe2O3)) — mineral

Turquoise color-bead and Hematite necklace

Turquoise (CuAl6(PO4)4(OH)8·4H2O) and Hematite (Fe2O3)

Diamond (in a jewelry setting) (Cubic Carbon (C)) — mineral

Diamond (in a jewelry setting)

Cubic Carbon (C)

Granite (Phaneritic plutonic rock (Quartz, Feldspar, Mica)) — igneous

Granite

Phaneritic plutonic rock (Quartz, Feldspar, Mica)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Lepidolite Pebble (K(Li,Al)3(Al,Si,3O10)(F,OH)2) — mineral

Lepidolite Pebble

K(Li,Al)3(Al,Si,3O10)(F,OH)2

Copper Ore (Malachite and Azurite stained rock) (Cupriferous rock containing secondary copper carbonates) — mineral

Copper Ore (Malachite and Azurite stained rock)

Cupriferous rock containing secondary copper carbonates

Unidentified dark metallic sulfide specimen (Possibly pyrite-, chalcopyrite-, or galena-bearing ore; exact identification requires testing) — mineral

Unidentified dark metallic sulfide specimen

Possibly pyrite-, chalcopyrite-, or galena-bearing ore; exact identification requires testing

Sapphire in a ring (Corundum (Al2O3)) — mineral

Sapphire in a ring

Corundum (Al2O3)

Lepidolite on Matrix (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) — mineral

Lepidolite on Matrix

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Moss Agate (Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide) — mineral

Moss Agate

Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide

Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

Granite (Granite (Plutonic Igneous Rock)) — igneous

Granite

Granite (Plutonic Igneous Rock)

Granite (Intrusive Igneous Rock (Mainly Quartz, Feldspar, and Mica)) — igneous

Granite

Intrusive Igneous Rock (Mainly Quartz, Feldspar, and Mica)