ХИМИЧЕСКИЙ СОСТАВ И ГЕНЕЗИС ХРОМШПИНЕЛИДОВ ИЗ УЛЬТРАМАФИТОВ ГУЛИНСКОГО МАССИВА (МАЙМЕЧА-КОТУЙСКАЯ ПРОВИНЦИЯ)

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dc.contributor.author Балмасова Е.А.
dc.contributor.author Лазаренков В.Г.
dc.contributor.author Малич К.Н.
dc.date.accessioned 2020-11-09T08:08:36Z
dc.date.available 2020-11-09T08:08:36Z
dc.date.issued 1992
dc.identifier https://elibrary.ru/item.asp?id=44013267
dc.identifier.citation Записки Всероссийского минералогического общества, 1992, , 5, 51-59
dc.identifier.issn 0869-6055
dc.identifier.uri https://repository.geologyscience.ru/handle/123456789/18787
dc.description.abstract On the base of wide material several varieties of chromspinelides are revealed within ultramafitcs of the Gulinsky volcano-plutonic massif. Their mineralogical features are indicated in the paper, including the data on chemical composition according to X-ray spectroscopy and crystallochemical formula. Chromspinelides from Gulinsky dunites are enriched with Ti (up to 10.17 % wt) and Fe (up to 55.89 % FeO) comparing to chromite of similar Pt-bearing massives. With clinopyroxenization of dunites Ti and Fe contents increase further more. Presence of iridosmine and native osmium with ferrichromites in placers of the Gulinsky area indicates for strict relation between formation of PGE minerals and segregation of chromspinelides.
dc.title ХИМИЧЕСКИЙ СОСТАВ И ГЕНЕЗИС ХРОМШПИНЕЛИДОВ ИЗ УЛЬТРАМАФИТОВ ГУЛИНСКОГО МАССИВА (МАЙМЕЧА-КОТУЙСКАЯ ПРОВИНЦИЯ)
dc.type Статья


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