T.P. Thayer, Principal features and origin of podiform chromite deposits, and some observations on the Guleman Soridag district, Turkey, Econ. Geol. 59 (1964) 1497-1524. 181 M. Leblanc, G. Ceuleneer, Chromite crystallization in a multicellular magma flow: evidence from a chromitite dike in the Oman ophiolite, Lithos 27 (1992) 231-257.

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Visit us. 321 AL-Tareef, Sultanateof Omen. Call us +96826845115 +96826845155 Contact us. info@omanchromite

The geology of Oman includes varied landscapes which are a blend of its geological history, and its climate over the past few million years. Rock outcrops in the Al Hajar Mountains, the Huqf and Dhofar are a point of interest for international geologists. The rock record spans about 825 million years and includes at least three periods when the country was covered by ice.

Composition des laurites dans le diagramme Ru-Os-Ir. Les données du Vourinos et de Tiébaghi sont respectivement de Augé (1985) et Legendre et Augé (à paraître). The discovery of PGM in chromitite from the Oman ophiolite confirms that there is no relation¬ ship between the presence of PGM and chromite composition.

The mountains of Oman are rich in mineral deposits. Copper ore is being mined in the northern Oman. The ore is processed into electrolytically refined copper cathodes for export. Gold and silver are produced as by-products for export. The Sultanate has also started mining chromite and exporting since early 80’s.

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This photograph is from northern Oman (Wadi Fayd); the dikes are EW and the sills are NNW-SSE, parallel to the foliation and to a locally steeply dipping Moho. Note an olivine segregation in the center of intrusions. 5. Dike Patterns in the Oman Ophiolite 89 reograms (Figs. 8, 9, 10). As a consequence, in map views, they tend to wrap around the ...

Abstract. Chromite deposits in the northern Oman ophiolitic complex occur in three structural contexts, i.e., (1) at the base of the cumulate series, (2) in the top kilometer of the mantle sequence, and (3) in the deeper parts of the mantle.

Veines de dunites dépourvues ou pauvres en spinelles et recoupant un gisement de chromite podiforme dans le Wadi Rajmi (partie nord de l'ophiolite d'Oman) Resumen. Peculiar dunitic veins almost or totally free of spinels crosscut a podiform chromitite ore body in the Wadi Rajmi, northern Oman ophiolite.

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On a d6termin6 la distribution, le contenu et les rapports d'6l6ments du groupe du platine (PGE) dans h-Chromitite et les roches i chromite abondante le long de deux coupes, s6par6es de 250 km, dans le membre inf6rieur ultramafique de fophiolite de Samail (Oman). La chromitite forme soit des poches

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Peculiar dunitic veins almost or totally free of spinels crosscut a podiform chromitite ore body in the Wadi Rajmi, northern Oman ophiolite. They probably originated from a komatiitic melt which was oversaturated in Fo ≤94 olivines and which evolved to precipitate simultaneously both chromian spinels, with Cr# ranging from 0.6 to 0.8, and Fo 91-93 olivines.

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Le Metour, J et al (1995) : Geology and Mineral Wealth of the Sultanate of Oman Ministry of Petroleum and Minerals, Geological Documents Series. Ministry of Oil and Gas, Statistical information ...

Chromite is found as orthocumulate lenses of chromitite in peridotite from the Earth's mantle.It also occurs in layered ultramafic intrusive rocks. In addition, it is found in metamorphic rocks such as some serpentinites. Ore deposits of chromite form as early magmatic differentiates. It is commonly associated with olivine, magnetite, serpentine, and corundum.