Rock Identifier

Category

Mineral, Specifically An Iron Ore

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

Hematite (Hematite (Fe2O3)) — mineral

Hematite

Hematite (Fe2O3)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Limonite-pseudomorph after Pyrite (Prophecy Stone) (Goethite and Limonite secondary minerals (FeO(OH)·nH2O) replacing Pyrite (FeS2)) — mineral

Limonite-pseudomorph after Pyrite (Prophecy Stone)

Goethite and Limonite secondary minerals (FeO(OH)·nH2O) replacing Pyrite (FeS2)

Carnelian Agate (Silicon Dioxide (SiO2) with Iron Impurities) — mineral

Carnelian Agate

Silicon Dioxide (SiO2) with Iron Impurities

Iron Slag (Iron Slag (Industrial Vitreous Material)) — Mineral/By-product

Iron Slag

Iron Slag (Industrial Vitreous Material)

Mineral/By-product

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

Hematite

Iron(III) oxide (Fe2O3)

Vesicular Basalt (Scoria) (Mafic extrusive igneous rock (primarily Plagioclase Feldspar and Pyroxene)) — igneous

Vesicular Basalt (Scoria)

Mafic extrusive igneous rock (primarily Plagioclase Feldspar and Pyroxene)

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

Hematite

Iron(III) oxide (Fe2O3)

Quartz crystal with Pyrite inclusions (Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)) — mineral

Quartz crystal with Pyrite inclusions

Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)

Rhodonite (Rhodonite (Manganese Iron Magnesium Calcium Silicate)) — mineral

Rhodonite

Rhodonite (Manganese Iron Magnesium Calcium Silicate)

Iron Slag (Anthropogenic Vitreous Ferrous Silicate) — industrial byproduct (anthropogenic)

Iron Slag

Anthropogenic Vitreous Ferrous Silicate

industrial byproduct (anthropogenic)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Limonitic Gossan (Goethite/Limonite aggregate after sulfide) — igneous and metamorphic derivative (weathered)

Limonitic Gossan

Goethite/Limonite aggregate after sulfide

igneous and metamorphic derivative (weathered)

Hematite (Iron (III) Oxide, Fe2O3) — Mineral

Hematite

Iron (III) Oxide, Fe2O3

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

Hematite

Iron(III) oxide (Fe2O3)

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

Hematite

Iron(III) oxide (Fe2O3)

Banded Iron Formation (Hematite/Magnetite-rich) (Banded Iron Formation (BIF)) — sedimentary

Banded Iron Formation (Hematite/Magnetite-rich)

Banded Iron Formation (BIF)

Slag (Metallurgical by-product) — Anthropogenic (Man-made material)

Slag

Metallurgical by-product

Anthropogenic (Man-made material)

Ferruginous Quartz on Ironstone (Silicon Dioxide (SiO2) with Hematite (Fe2O3)) — metamorphic

Ferruginous Quartz on Ironstone

Silicon Dioxide (SiO2) with Hematite (Fe2O3)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Quartz (specifically Milky or Iron-stained Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (specifically Milky or Iron-stained Quartz)

Silicon Dioxide (SiO2)

Ferruginous Sandstone (Arenite with Iron Oxide matrix (Fe2O3)) — sedimentary

Ferruginous Sandstone

Arenite with Iron Oxide matrix (Fe2O3)

Yellow Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Magnetite (Iron Ore) (Magnetite (Fe3O4)) — mineral

Magnetite (Iron Ore)

Magnetite (Fe3O4)

Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)

Pyrite (Fool's Gold) (Iron Disulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Disulfide (FeS2)

Banded Iron Formation (BIF) (Banded Iron Formation (Fe2O3 + SiO2)) — sedimentary

Banded Iron Formation (BIF)

Banded Iron Formation (Fe2O3 + SiO2)

Ironstone Pebble (Ferruginous sedimentary rock (Fe2O3 / FeO(OH) mixed with SiO2)) — sedimentary

Ironstone Pebble

Ferruginous sedimentary rock (Fe2O3 / FeO(OH) mixed with SiO2)

Siderite Concretion (Nodule) (Iron Carbonate (FeCO3) Concretion) — sedimentary

Siderite Concretion (Nodule)

Iron Carbonate (FeCO3) Concretion

Sandstone (Red Flagstone) (Clastic sedimentary rock (primarily Quartz - SiO2)) — sedimentary

Sandstone (Red Flagstone)

Clastic sedimentary rock (primarily Quartz - SiO2)

Sandstone (Ferruginous) (Arenite with Iron Oxide cement) — sedimentary

Sandstone (Ferruginous)

Arenite with Iron Oxide cement

Basalt (Vesicular) (Basalt (Mafic Extrusive Igneous Rock)) — igneous

Basalt (Vesicular)

Basalt (Mafic Extrusive Igneous Rock)

Gold-bearing Quartz (Auriferous Quartz (SiO2 with Native Gold inclusion)) — mineral

Gold-bearing Quartz

Auriferous Quartz (SiO2 with Native Gold inclusion)

Ferruginous Sandstone (Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)) — sedimentary

Ferruginous Sandstone

Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)

Azurite in Gossan (Azurite (Cu3(CO3)2(OH)2) in Limonite/Goethite matrix) — mineral

Azurite in Gossan

Azurite (Cu3(CO3)2(OH)2) in Limonite/Goethite matrix

Ferruginous Sandstone (Ironstone) (Clastic Sedimentary Rock (composed of SiO2 with Fe2O3/FeO(OH) cement)) — sedimentary

Ferruginous Sandstone (Ironstone)

Clastic Sedimentary Rock (composed of SiO2 with Fe2O3/FeO(OH) cement)

Fancy Jasper (Silicon Dioxide (SiO2) with mineral inclusions) — sedimentary

Fancy Jasper

Silicon Dioxide (SiO2) with mineral inclusions

Obsidian (specifically Mahogany Obsidian) (Volcanic glass (high silica content, SiO2)) — igneous

Obsidian (specifically Mahogany Obsidian)

Volcanic glass (high silica content, SiO2)

Pyrite (Fool's Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

Mahogany Obsidian (Volcanic Glass with Hematite/Magnetite (SiO2 + Fe2O3)) — igneous

Mahogany Obsidian

Volcanic Glass with Hematite/Magnetite (SiO2 + Fe2O3)

Ironstone with Pyrite (Ferruginous Sandstone (Fe2O3) with minor Sulfide minerals (FeS2)) — sedimentary

Ironstone with Pyrite

Ferruginous Sandstone (Fe2O3) with minor Sulfide minerals (FeS2)