Institution: | (1) Institute of Physics of the Earth, Russian Academy of Sciences, Bol’shaya Gruzinskaya ul. 10, Moscow, 123810, Russia;(2) Institute of Precambrian Geology and Geochronology, Russian Academy of Sciences, nab. Makarova 2, St. Petersburg, 199034, Russia;(3) FGUGP Kavkazgeols’emka, ul. Kislovodskaya 203, Essentuki, Stavropol krai, 357600, Russia |