Browsing by Author "Vashchenko A.N."

Browsing by Author "Vashchenko A.N."

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  • NATIVE METALS IN LAMPROITES OF THE CENTRAL ALDAN 
    Kononova V.A.; Makhotkin I.L.; Dmitriyeva M.T.; Yeremeyev N.V.; Aleshin V.G.; Vashchenko A.N. (1988)
    Rocks of the lamproite series, like kimberlites, are products of very deep processes and extreme enrichment of the upper mantle. They are now being studied far more widely because of diamond finds in lamproites of Australia. ...
  • NITROGEN IN CHROMITES AND OLIVINES COEXISTING WITH DIAMOND 
    Sobolev N.V.; Shvedenkov G.Yu.; Korolyuk V.N.; Yefimova E.S.; Pokhilenko N.P.; Strekhletov A.N.; Vashchenko A.N. (1989)
    The practically constant presence of nitrogen in natural diamond, at concentrations of up to 0.55 percent by weight, indicates that it is involved in generation of this mineral in the upper mantle. The authors made systematic ...