 | | Journal (article/letter/editorial) | | 7, pp. 733–752. Endogenous Transformations of Kotoite in Calciphyres at Magnesian-Skarn Deposits of Boron...Abstract—The succession of endogenic transformation of kotoite and accompanying minerals in marbles and calciphyres...Fe and F, as is reflected in the formation of kotoite and suanite in association with clinohumite, phlogopite...norbergite), which are replaced in the presence of kotoite by pertsevite (a hydroxofluorosilicateborate)....deposits, the latter mineral is rock-forming in kotoite–clinohumite calciphyres, replaces this association |  | Galuskina, Irina O., Kadiyski, Milen, Armbruster, Thomas, Galuskin, Evgeny V., Pertsev, Nikolai N., Dzierżanowski, Piotr, Wrzalik, Roman (2008) A new natural phase in the system Mg2SiO4Mg2BO3FMg2BO3(OH): composition, paragenesis and structure of OH-dominant pertsevite. European Journal of Mineralogy, 20 (5) 951-964 doi:10.1127/0935-1221/2008/0020-1821 | Journal (article/letter/editorial) | | 2−0.3) from contact-metasomatic kotoitites and kotoite marbles at East Verkhoyan’ye region (northern Siberia)...pertsevite (East Verkhoyan’ye region) are ludwigite, kotoite, szaibelyite, REE-bearing sakhaite, olivine and...here for the first time, formed at the expense of kotoite and hydroxylclinohumite and has a rather heterogeneous...crystal structure analysis, Raman spectroscopy, kotoite marble, boron-bearing skarn. Introduction Pertsevite...another new mineral, alumino-magnesiohulsite, in a kotoite marble from East Verkhoyan’ye, Sakha-Yakutia, Russia |
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