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Rare earth in perovskites (knopites) from massifs of ultrabasic-alkaline rocks
Regular change of concentration of individual rare earth elements at transition from early perovskite generations to late ones; late generations contain more rare earth and show increase in praseodymium and neodymium and decrease in relative lanthanum; this regularity and others may be considered to be arguments in favor of hydrothermal (metasomatic) genesis of perovskite.
Rare earth in perovskites (knopites) from massifs of ultrabasic-alkaline rocks
Regular change of concentration of individual rare earth elements at transition from early perovskite generations to late ones; late generations contain more rare earth and show increase in praseodymium and neodymium and decrease in relative lanthanum; this regularity and others may be considered to be arguments in favor of hydrothermal (metasomatic) genesis of perovskite.
Rare earth in perovskites (knopites) from massifs of ultrabasic-alkaline rocks
Redkie zemli v perovskitakh (knopitakh) iz massivov ul'traosnovnykh-shchelochnykh porod
Borodin, L.S. (Autor:in) / Barinskii, R.L. (Autor:in)
1960
7 pages
Aufsatz (Zeitschrift)
Russisch
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