FLUORIDES DEPOSITED DURING POSTERUPTIVE ACTIVITIES ON KAMCHATKAN VOLCANOES
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dc.contributor.author | Serafimova E.K. | |
dc.date.accessioned | 2020-12-24T08:52:36Z | |
dc.date.available | 2020-12-24T08:52:36Z | |
dc.date.issued | 1997 | |
dc.identifier | https://elibrary.ru/item.asp?id=20949853 | |
dc.identifier.citation | Volcanology & Seismology, 1997, , 5, 571-613 | |
dc.identifier.uri | https://repository.geologyscience.ru/handle/123456789/21335 | |
dc.description.abstract | According to their formation conditions, the fluorides are classified in two types - pneumatolytic and metasomatic. They are spatially confined to rootless fumaroles of basalt volcanoes. The main mineral among the fluorides is α-ralstonite. The less common minerals are fluorite, sellaite, malladrite, and elpasolite. The chemical compositions of fluoride-bearing sublimation deposits are presented along with the results of X-ray diffraction and optical analyses. Fluorine mineral assemblages are described. | |
dc.title | FLUORIDES DEPOSITED DURING POSTERUPTIVE ACTIVITIES ON KAMCHATKAN VOLCANOES | |
dc.type | Статья |
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