Origins of Cenozoic basalts in Mongolia : a chemical and isotope study

Alkalic basaltic volcanism has occurred throughout Mongolia since the Cretaceous. Early Cenozoic lavas were erupted ~30 Ma, the in the Gobi, southern Mongolia, whereas younger lavas (6 to 0.005 Ma) were erupted in Hangai, central Mongolia (based on new 40Ar/39Ar dating). Previously proposed as plume...

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Bibliographic Details
Main Author: Barry, Tiffany Louise
Published: University of Leicester 1999
Subjects:
552
Online Access:http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.696641