Definition of Greigite. Meaning of Greigite. Synonyms of Greigite

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Definition of Greigite

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Meaning of Greigite from wikipedia

- Greigite is an iron sulfide mineral with the chemical formula Fe2+Fe3+2S4. It is the sulfur equivalent of the iron oxide magnetite (Fe3O4). It was first...
- iron and sulfur. By increasing order of stability: Iron(II) sulfide, FeS Greigite, Fe3S4 (cubic) Pyrrhotite, Fe1−xS (where x = 0 to 0.2) (monoclinic or hexagonal)...
- to the following reaction equation: Fe2S3 + 4 HCl → 2 FeCl2 + 2 H2S + S Greigite, with the chemical formula Fe2+Fe3+2S4, is a mixed valence compound containing...
- similar to iron(II,III) oxide. It occurs naturally as the sulfide mineral greigite and is magnetic. It is a bio-mineral produced by and found in magnetotactic...
- mollusc species, the scaly-foot gastropod, even uses the iron sulfides greigite and pyrite.[citation needed] Some organisms, such as some foraminifera...
- and in ****ociation with chalcopyrite, cubanite, pentlandite, pyrrhotite, greigite, maucherite, and troilite. Mackinawite also occurs in reducing environments...
- smell is mainly due to its sulphur content. Because of the presence of greigite (Fe3S4, Iron(II,III) sulphide) in the mineral, it forms brownish-pink to...
- oxides and sulfides. His name has been ****igned to a new magnetic mineral, greigite (Fe 3S 4) discovered in 1963, increasing to nine the number of minerals...
- magnetite (Fe3O4), or iron sulfide magnetosomes, which contain crystals of greigite (Fe3S4). Several other iron sulfide minerals have also been identified...
- to exhibit framboidal structures include magnetite, hematite, and greigite. Greigite is considered an essential precursor of framboidal pyrite formation...