 | | Journal (article/letter/editorial) | | Academy of Sciences, ul. Lermontova 128, Irkutsk, 664033 Russia b Sobolev Institute of Geology and Mineralogy...Mineralogy, pr. Koptyuga 3, Novosibirsk, 630090 Russia Received February 24, 2010 Abstract—Quartz–albite–microcline...boundary of Irkutsk oblast and Buryatia (Eastern Sayan, middle reaches of the Kitoi River) were formed...and concomitant mineraliza tion are known from Russia, Nigeria, South America, and Canada. The raremetal...boundary of Irkutsk oblast and Buryatia (Eastern Sayan, middle reaches of the Kitoi River). The metasomatic |  | | Journal (article/letter/editorial) | | Academy of Sciences, ul. Lermontova 128, Irkutsk, 664033 Russia Institute, Siberian Branch, Russian Academy...Sciences, ul. Sakh’yanovoi 6a, Ulan-Ude, 670047 Russia bGeological Received April 4, 2007 Abstract—The...rocks is situated in the middle reaches of the Kitoi River in eastern Sayan at the boundary of the Precambrian...Platform and the Kitoi Lithotectonic Zone of the Central Asian Foldbelt (Fig. 1). The Kitoi Zone is composed...composed of carbonate and terrigenous rocks of the Kitoi Group, which were metamorphosed in the Early Paleozoic |
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