Chromite - Wikipedia
Chromite is a crystalline mineral composed primarily of iron (II) oxide and chromium (III) oxide compounds. It can be represented by the chemical formula of Fe Cr 2 O 4. It is an oxide …
Chromite: The only mineral ore of chromium metal - Geology.com
Chromite is an oxide mineral composed of chromium, iron, and oxygen (FeCr 2 O 4). It is dark gray to black in color with a metallic to submetallic luster and a high specific gravity.
Chromite: Mineral information, data and localities. - mindat.org
Chromite is the most important chromium ore mineral. It forms a complete solid solution series with many other members of the group, eg. in the Chromite-Hercynite Series, Chromite-Spinel …
Chromite - an overview | ScienceDirect Topics
A chromitite is a rock consisting largely of chromite. Xieite and chenmongite are chromite polymorphs; both are orthorhombic and occur in meteorites as a result of shock-induced, high …
Chromite | Earth Sciences Museum - University of Waterloo
Chromite is a cumulate mineral which is found in ultramafic portions of layered mafic intrusions or in serpentines and other metamorphic rocks derived from the alteration of ultrabasic rocks. …
The Mineral chromite - The Mineral and Gemstone Kingdom
Chromite, the principle ore of the element chromium, is a commercially valuable mineral. However, due to mining restrictions and the fact that Chromite is not commonly found in …
Chromite Mineral Data
Cummulate mineral found in ultramafic portions of layered mafic intrusions. Common in meteorites. Bastide de la Carrade, Gassin, Var, France. Link to MinDat.org Location Data. …
The Formation of Chromite Chains and Clusters in Igneous Rocks
2022年12月13日 · Chromite (and the closely related magnetite) phenocrysts in extrusive, glomeroporphyritic, mafic rocks commonly form clusters that appear in thin section as elongate …
Kimberlite - Wikipedia
Group-I kimberlites are of CO 2 -rich ultramafic potassic igneous rocks dominated by primary forsteritic olivine and carbonate minerals, with a trace-mineral assemblage of magnesian …
Compositions of chromite, associated minerals, and parental …
2014年7月1日 · It is known that chromite compositions can be modified by hydrothermal alteration and metamorphism, melt–rock reaction, and subsolidus equilibration with olivine. Systematic …
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