chromite the only mineral ore of chromium metalchromite 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.chemical classification oxidekpmg commodity insights bulletin chromitechromite chromite is the commercial name of iron chromium oxide (fecr2o4), a mineral comprised of chromium and iron oxide that is naturally found in the earths mantle. when extracted, it is referred to as chrome ore. chromite is crucial for the production of ferrochrome, an alloying agent in manufacturing stainless steel.mineral chromite, mineral chromite suppliers and410 mineral chromite products are offered for sale by suppliers on alibaba , of which mineral separator accounts for 51%, chrome ore accounts for 1%. a wide variety of mineral chromite options are available to you, such as 1 , 5 s, and more than 5 s.cochromite mineral datareplacing chromite in a small tabular nickel deposit in a contact between quartzite and serpentinized ultramafics. ima status approved ima 78 locality bon accord deposit, barberton, transvaal, south africa. link to mindat location data. name origin named for a chromite with essential cobalt. synonym icsd 69503 2084chromite sibelcochromite is a mineral that is an iron chrome oxide. it has a chemical formula of fecr2o4. the main constituent of portachrome a is chromite. chromite is a crystalline offcolour metal oxide, characterised by high melting point. excellent thermal stability. high density. medium mohs hardness of 5.5.chromite the mineral chromite information and picturesthe mineral chromite 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 crystallized form, it is not wellrepresented in mineral collections.
chromite and other mineral deposits in serpentine rocks ofa group of unusual minerals, among them kammererite, are typical associates of highgrade massive chromite but are rare in lower grade deposits. chromite was first discovered in the united states at bare hills, md., around 10. between and 50, additional deposits were discovered and mined in maryland and pennsylvania, including thewhat is the difference between chromite and chromiumchromite is a related term of chromium. as nouns the difference between chromite and chromium is that chromite is (mineral) a dark brown mineral species with the formula fecr 2 o 4 while chromium is a metallic chemical element (symbol cr) with an atomic number of 24.chromite mineral information, data and localities.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 chromitehercynite series, chromitespinel series, chromitemagnetite series and the chromitemagnesiochromite series.stratiform chromite deposit model chapter e in minerala new descriptive stratiform chromite deposit model was prepared which will provide a framework for understanding the characteristics of stratiform chromite deposits worldwide. previous stratiform chromite deposit models developed by the u.s. geological survey (usgs) have been referred to as bushveld chromium, because the bushveld complex in south africa is the only stratified, maficextraction of chromium from chromite orejul , · the chromite grains in both samples were essentially liberated from the gangue at 100 mesh, although chromite was still locked with magnetite particles as small as 400 mesh. both samples also contained fibrous structured minerals that may present environmental and/or health problems in the event of commercial mining and/or processing.chromite mineralogy and processing sciencedirectjan 01, 88· the bird river chromite deposit in canada is an example of a large, lowgrade chromium ore with a low crfe ratio. in order to attain metallurgical grade specifications, laboratory attempts have been made to destroy the crystal structure of the chromite mineral, and remove a sufficient amount of iron and gangue from the mineral.chrome flour glass application african pegmatitechromite is an oxide mineral which is naturally found below ground in deposits, the worlds most known and highest quality supply is found in southern africa. the mineral chromite is used as a tool in the glass manufacturing industry, it provides for better heat tolerances and in
chromite mineral data mindat chromite antigorite comments chromite veins in yellow to green antigorite with picrolite, chromian antigorite and dolomite (polished section). location wood's mine, near 'texas', little britain township, lancaster county, pennsylvania, usa.chromite overviewgallery of chromite mineral specimenspropertiesdistribution of depositshealth and environmental impactsapplicationssee alsoexternal links
octahedral chromite crystal from the freetown layered complex in sierra leone, africa (size 1.3 x 1.2 x 1.2 cm)
chromite sample under a petrographic microscope in plain polarized light (ppl)
chromite grains with white calcite grains · text under ccbysa licensechromite encyclopaedia iranicadec , 91· chromite, fecr 2 o 4, a darkbrown or black mineral from which chromium is refined.it may be found in conjunction with deposits of nickel, g, and platinum. there is no available documentary evidence that chromite was extracted or exploited in ancient persia; it was probably not used in metalworking because of its high melting point (2,3002,600° f.), compared with those ofchromite zambales ccilin areas and licenses with mineral potential, memorandum of agreements and supply agreements were signed to provide and supply low grade chromite for the mineral processing plant. regional to semidetailed geological surveys were also implemented by the technical staff of ccilmmrc in search of chromite and other base metals within the region.meteorite mineralschromitefecro4this ore of chrome is common on earth and as a trace mineral in iron meteorites. it is black, with cubic crystal form and octahedral cleavage. it is black, with cubic crystal form and octahedral cleavage.home sicheng chromite sand chromite mineralmay , · sicheng chromite minerals ltd. is an industry leader in foundry chromite sand. established in august of 99 in henan, china. chromite is an oxide mineral composed of chromium, iron, and oxygen (fecr2o4). it is dark gray to black in color with a metallic to submetallic luster.