Rock Identifier

Category

Mineral, Specifically An Iron Ore

Browse mineral, specifically an iron ore specimens identified by the Rock Identifier community.

Learn about Mineral, Specifically An Iron Ore in the encyclopedia

Peacock Ore

Bog Iron

Tiger Iron

Banded Iron Formation

Banded Iron Formation

Ilmenite

Goethite

Chromite

Magnetite

Siderite

Limonite

Bornite

Hematite

Specular Hematite (Polished Sphere) (Hematite (Alpha Fe2O3)) — mineral

Specular Hematite (Polished Sphere)

Hematite (Alpha Fe2O3)

Banded Iron Formation (BIF (Banded Iron Formation)) — sedimentary

Banded Iron Formation

BIF (Banded Iron Formation)

Magnetite (in matrix) (Magnetite (Fe3O4)) — mineral

Magnetite (in matrix)

Magnetite (Fe3O4)

Ferruginous Sandstone (Ferruginous Sandstone (Quartz grains with Iron Oxide cement)) — sedimentary

Ferruginous Sandstone

Ferruginous Sandstone (Quartz grains with Iron Oxide cement)

Yellow Quartz (Citrinated Quartz) (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz (Citrinated Quartz)

Silicon Dioxide (SiO2)

Hematite (Concretion) (Iron(III) oxide (Fe2O3)) — mineral

Hematite (Concretion)

Iron(III) oxide (Fe2O3)

Limonite (Iron Ore) (Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)) — sedimentary

Limonite (Iron Ore)

Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)

Hematite (Iron Ore) (Iron(III) oxide (Fe2O3)) — mineral

Hematite (Iron Ore)

Iron(III) oxide (Fe2O3)

Milky Quartz with Iron Oxide (Quartz (Silicon Dioxide, SiO2) with Limonite/Goethite staining) — mineral

Milky Quartz with Iron Oxide

Quartz (Silicon Dioxide, SiO2) with Limonite/Goethite staining

Red Jasper with Quartz (Microcrystalline Quartz (SiO2)) — sedimentary

Red Jasper with Quartz

Microcrystalline Quartz (SiO2)

Hematite bead bracelet (Hematite (Fe₂O₃), likely polished or magnetically enhanced beads) — mineral

Hematite bead bracelet

Hematite (Fe₂O₃), likely polished or magnetically enhanced beads

Tumbled Hematite (Hematite (Alpha iron oxide, Fe2O3)) — mineral

Tumbled Hematite

Hematite (Alpha iron oxide, Fe2O3)

Magnetite (Charnockite Regional Variation) (Magnetite (Fe3O4)) — mineral

Magnetite (Charnockite Regional Variation)

Magnetite (Fe3O4)

Hematite (Iron (III) Oxide (Fe2O3)) — mineral

Hematite

Iron (III) Oxide (Fe2O3)

Iron Ore / Hematite Rock (Iron oxide (primarily Hematite, Fe2O3)) — mineral

Iron Ore / Hematite Rock

Iron oxide (primarily Hematite, Fe2O3)

Pyrite (Limonite Pseudo-morph after Pyrite) (Iron sulfide (FeS2) transitioning to Iron oxide-hydroxide (FeO(OH)·nH2O)) — mineral

Pyrite (Limonite Pseudo-morph after Pyrite)

Iron sulfide (FeS2) transitioning to Iron oxide-hydroxide (FeO(OH)·nH2O)

Rose Quartz (Silicon dioxide (SiO2) with traces of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon dioxide (SiO2) with traces of titanium, iron, or manganese

Magnetite (Lodestone variant potential) (Magnetite (Fe3O4)) — mineral

Magnetite (Lodestone variant potential)

Magnetite (Fe3O4)

Black Sand (Magnetite Sand) (Magnetite (Fe3O4)) — mineral

Black Sand (Magnetite Sand)

Magnetite (Fe3O4)

Magnetite (Iron(II,III) oxide (Fe3O4)) — mineral

Magnetite

Iron(II,III) oxide (Fe3O4)

Hematite (Hematite (Fe2O3)) — mineral

Hematite

Hematite (Fe2O3)

Hematite (Nodular or Botryoidal) (Iron(III) oxide (Fe2O3)) — mineral

Hematite (Nodular or Botryoidal)

Iron(III) oxide (Fe2O3)

Limonite (Iron Stone Concretion) (Limonite (Hydrous Iron Oxide) - FeO(OH)·nH2O) — mineral

Limonite (Iron Stone Concretion)

Limonite (Hydrous Iron Oxide) - FeO(OH)·nH2O

Limonite/Goethite Nodule (Iron Oxyhydroxide (primarily FeO(OH)·nH2O)) — mineral

Limonite/Goethite Nodule

Iron Oxyhydroxide (primarily FeO(OH)·nH2O)

Concretion (Sedimentary Concretion (e.g., Siderite or Ironstone)) — sedimentary

Concretion

Sedimentary Concretion (e.g., Siderite or Ironstone)

Hematite (Iron Oxide (Fe2O3)) — mineral

Hematite

Iron Oxide (Fe2O3)

Magnetite (likely in Hematite or Ironstone) (Magnetite (Fe3O4)) — mineral

Magnetite (likely in Hematite or Ironstone)

Magnetite (Fe3O4)

Hematite (Iron Oxide (Fe2O3)) — mineral

Hematite

Iron Oxide (Fe2O3)

Red Jasper (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — mineral

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Limonite Concretion (Limonite (Hydrated iron(III) oxide-hydroxides, FeO(OH)·nH2O)) — sedimentary

Limonite Concretion

Limonite (Hydrated iron(III) oxide-hydroxides, FeO(OH)·nH2O)

Jasper (Red Jasper) (Jasper (Silicon Dioxide, SiO2)) — mineral

Jasper (Red Jasper)

Jasper (Silicon Dioxide, SiO2)

Bauxite (Bauxite (mainly Al(OH)3, AlO(OH))) — sedimentary

Bauxite

Bauxite (mainly Al(OH)3, AlO(OH))

Himalayan Pink Salt (Halite (NaCl) with trace minerals) — mineral

Himalayan Pink Salt

Halite (NaCl) with trace minerals

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Hematite (Iron oxide (Fe2O3)) — mineral

Hematite

Iron oxide (Fe2O3)

Likely iron-rich slag or weathered ironstone (Hematite–goethite-rich material (Fe₂O₃/FeO(OH)); possibly industrial iron slag) — mineral

Likely iron-rich slag or weathered ironstone

Hematite–goethite-rich material (Fe₂O₃/FeO(OH)); possibly industrial iron slag

Magnetic Hematite (Man-made) (Iron Oxide (Fe2O3) with Barium-Strontium Ferrite) — mineral

Magnetic Hematite (Man-made)

Iron Oxide (Fe2O3) with Barium-Strontium Ferrite

Sandstone Concretion (Ferruginous Sandstone Concretion (Primarily SiO2 with Iron Oxide cement)) — sedimentary

Sandstone Concretion

Ferruginous Sandstone Concretion (Primarily SiO2 with Iron Oxide cement)

Banded Iron Formation (BIF) (Banded Iron Formation) — sedimentary

Banded Iron Formation (BIF)

Banded Iron Formation

Ironstone (with possible Hematite/Limonite coating) (Ironstone (Fe-rich sedimentary rock)) — sedimentary

Ironstone (with possible Hematite/Limonite coating)

Ironstone (Fe-rich sedimentary rock)

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)

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