Rock Identifier

Category

Mineral (Processed Metal)

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

Learn about Mineral (Processed Metal) in the encyclopedia

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Cassiterite

Cassiterite

Sperrylite

Sperrylite

Brookite

Brookite

Pyrite

Pyrite

Acanthite

Acanthite

Aventurine Feldspar

Aventurine Feldspar

Galena

Galena

Bronzite

Bronzite

Gold Sheen Obsidian

Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

mineral
Black Tourmaline (Schorl (Sodium Iron Aluminum Borosilicate Hydroxide), NaFe3Al6(BO3)3Si6O18(OH)4) — mineral

Black Tourmaline

Schorl (Sodium Iron Aluminum Borosilicate Hydroxide), NaFe3Al6(BO3)3Si6O18(OH)4

mineral
Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

mineral
Orange Calcite (Calcite (Calcium Carbonate, CaCO3)) — mineral

Orange Calcite

Calcite (Calcium Carbonate, CaCO3)

mineral
Tiger's Eye (dark/grey variant) (Pseudomorph of Quartz after Crocidolite (SiO2)) — mineral

Tiger's Eye (dark/grey variant)

Pseudomorph of Quartz after Crocidolite (SiO2)

mineral
Chert (Jasper/Agate variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper/Agate variety)

Silicon Dioxide (SiO2)

sedimentary
Sodalite (Sodalite (Na8(Al6Si6O24)Cl2)) — mineral

Sodalite

Sodalite (Na8(Al6Si6O24)Cl2)

mineral
Rhodonite (in matrix) (Rhodonite (Mn,Fe,Mg,Ca)SiO3) — Mineral

Rhodonite (in matrix)

Rhodonite (Mn,Fe,Mg,Ca)SiO3

Mineral
Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

sedimentary
Tiger's Eye (Silicon Dioxide (SiO2)) — Mineral

Tiger's Eye

Silicon Dioxide (SiO2)

Mineral
Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

mineral
Granite fragment (Granite (Felsic Plutonic Rock)) — igneous

Granite fragment

Granite (Felsic Plutonic Rock)

igneous
Chalcopyrite (Chalcopyrite (CuFeS2)) — Mineral

Chalcopyrite

Chalcopyrite (CuFeS2)

Mineral
Shark Tooth Fossil (Chondrichthyes (class) fossilized tooth) — fossil

Shark Tooth Fossil

Chondrichthyes (class) fossilized tooth

fossil
Garnet Schist (Almandine-bearing Mica Schist) — metamorphic

Garnet Schist

Almandine-bearing Mica Schist

metamorphic
Red Sandstone (Arenite (Ferruginous Sandstone)) — sedimentary

Red Sandstone

Arenite (Ferruginous Sandstone)

sedimentary
Chert (Arrowhead Fragment) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Arrowhead Fragment)

Microcrystalline Quartz (SiO2)

sedimentary
Ruby (Corundum (Al2O3 with Chromium traces)) — mineral

Ruby

Corundum (Al2O3 with Chromium traces)

mineral
Milky Quartz (Quartz (SiO2)) — Mineral

Milky Quartz

Quartz (SiO2)

Mineral
Blue Apatite (Fluorapatite (Ca5(PO4)3F)) — mineral

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

mineral
Rodonite (Rhodonite (MnSiO3)) — mineral

Rodonite

Rhodonite (MnSiO3)

mineral
Sphalerite (Zinc sulfide (Zn, Fe)S) — mineral

Sphalerite

Zinc sulfide (Zn, Fe)S

mineral
Tiger's Eye (Pseudomorph of quartz after crocidolite (SiO2)) — metamorphic

Tiger's Eye

Pseudomorph of quartz after crocidolite (SiO2)

metamorphic
Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

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

Lepidolite (Lithium Mica)

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

mineral
Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

mineral
Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

sedimentary
Rhodonite (Rhodonite (Mn2+SiO3)) — mineral

Rhodonite

Rhodonite (Mn2+SiO3)

mineral
Blue Tiger's Eye (Silicified Riebeckite (SiO2)) — mineral

Blue Tiger's Eye

Silicified Riebeckite (SiO2)

mineral
River Stone / Pebble (Clastic Sediment (composed largely of Quartz, Feldspar, and various rock fragments)) — Mineral, Sediment

River Stone / Pebble

Clastic Sediment (composed largely of Quartz, Feldspar, and various rock fragments)

Mineral, Sediment
Green Fluorite (Fluorite (Calcium Fluoride, CaF2)) — mineral

Green Fluorite

Fluorite (Calcium Fluoride, CaF2)

mineral
Limonite (Iron Ore) (Limonite (FeO(OH)·nH2O)) — mineral

Limonite (Iron Ore)

Limonite (FeO(OH)·nH2O)

mineral
Fossilized Shark Tooth (Chondrichthyes (Class)) — fossil

Fossilized Shark Tooth

Chondrichthyes (Class)

fossil
Ferruginous Quartz (Hematoid Quartz) (Silicon Dioxide (SiO2) with Hematite or Goethite inclusions) — mineral

Ferruginous Quartz (Hematoid Quartz)

Silicon Dioxide (SiO2) with Hematite or Goethite inclusions

mineral
Fossilized Shark Tooth (Chondrichthyes (Class)) — fossil

Fossilized Shark Tooth

Chondrichthyes (Class)

fossil
Green Apatite on Albite (Fluorapatite [Ca5(PO4)3F] on Albite [Na(AlSi3O8)]) — mineral

Green Apatite on Albite

Fluorapatite [Ca5(PO4)3F] on Albite [Na(AlSi3O8)]

mineral
Sapphirine in Matrix (Sapphirine (Mg,Al)8(Al,Si)6O20) — mineral

Sapphirine in Matrix

Sapphirine (Mg,Al)8(Al,Si)6O20

mineral
Blue Apatite (Apatite-(CaF), Ca5(PO4)3F) — mineral

Blue Apatite

Apatite-(CaF), Ca5(PO4)3F

mineral
Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

sedimentary
Blue Apatite (Fluorapatite (Ca5(PO4)3F)) — mineral

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

mineral
Prehnite with Epidote (Prehnite (Ca2Al(AlSi3O10)(OH)2) with Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH))) — mineral

Prehnite with Epidote

Prehnite (Ca2Al(AlSi3O10)(OH)2) with Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH))

mineral
Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

mineral