Magnetite
Magnetite (Fe3O4)
mineral
Category
Mineral (Specifically, A Variety Of The Mineral Species Pyrope Almandine Garnet)
Browse mineral (specifically, a variety of the mineral species pyrope almandine garnet) specimens identified by the Rock Identifier community.
Learn about Mineral (Specifically, A Variety Of The Mineral Species Pyrope Almandine Garnet) in the encyclopedia
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Limonite Ironstone
Goethite-Limonite concretion / Iron oxide
sedimentary
Limonite
FeO(OH)·nH2O
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Chert (Flint)
Chert (Silicon Dioxide, SiO2)
sedimentary
Yellow Jasper
SiO2 (Silicon Dioxide)
sedimentary
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Serpentine
Serpentine-group ((Mg,Fe,Ni,Al,Zn,Mn)3(Si,Al,Fe)2O5(OH)4)
metamorphic
Flint
Microcrystalline Quartz (SiO2)
sedimentary
Schist
Schist (various mineralogical compositions including mica, chlorite, talc, etc.)
Metamorphic
Dalmatian Stone
Dalmatian Jasper (Aphanitic Igneous Rock with Arfvedsonite inclusions)
igneous
Orange Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Mica Schist
Mica Schist
metamorphic
Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
metamorphic
Yellow Jasper
Silicon Dioxide (SiO2) with iron inclusions
sedimentary
Limonite
FeO(OH)•nH2O
mineral
Blue Calcite
Calcite (CaCO3)
mineral
Nephrite Jade
Nephrite
Mineral/Rock
Schist
Mica Schist (variety: Muscovite/Biotite Schist)
metamorphic
Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Cloudy Quartz)
Silicon Dioxide (SiO2)
mineral
Diamond in Kimberlite
Diamond in Kimberlite Matrix (Diamond: C, Kimberlite: complex Potassic Peridotite)
igneous
Mica Schist
Mica Schist (primarily Muscovite and Quartz)
metamorphic
Yellow Agate
Silicon Dioxide (SiO2)
mineral
Schist
Mica Schist
metamorphic
Banded Agate (Tumbled)
Silicon Dioxide (SiO2)
mineral
Tree Agate (or Moss Agate), faceted into a crystal tower
Dendritic Agate (Silicon Dioxide, SiO2)
Mineral
Limonite or Ironstone Concretion
FeO(OH)·nH₂O (Hydrated iron oxide-hydroxide)
mineral
Schist
Mica Schist (predominantly Muscovite/Biotite)
metamorphic
Ruby (Raw Corundum)
Corundum (Al2O3 with Chromium impurities)
mineral
Blue Lace Agate
Silicon dioxide (SiO2) - Chalcedony variety
mineral
Sunstone with Black Tourmaline (Arfvedsonite)
Feldspar (Na,Ca)(Al,Si)4O8 with Schorl Na(Fe3+)3Al6(Si6O18)(BO3)3(OH)3(OH)
mineral
Polished zebra jasper
Jasper, microcrystalline quartz (SiO₂), with iron-oxide and manganese-rich banding
metamorphic
Polished ocean jasper / orbicular jasper
Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide and other mineral inclusions
mineral
Granite
Granite (dominated by Quartz, Alkali Feldspar, and Plagioclase)
igneous
Rose Quartz
Silicon dioxide (SiO2) with traces of titanium, iron, or manganese
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Druzy Quartz
Silicon Dioxide (SiO2)
mineral
Eclogite
Eclogite (Omphacite-Garnet rock)
metamorphic
Limonite
Limonite (Hydrous iron oxides, predominantly Goethite FeO(OH)·nH2O)
mineral
Crazy Lace Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
mineral
Peach Aventurine
Quartz variety (SiO2 + Hematite/Goethite inclusions)
mineral