Browsing ELibrary by Subject "K-AR AGE"

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RB-SR, K-AR, H-AND O-ISOTOPE SYSTEMATICS OF THE MIDDLE RIPHEAN SHALES FROM THE DEBENGDA FORMATION, THE OLENEK UPLIFT, NORTH SIBERA

Gorokhov I.M.; Mel'nikov N.N.; Turchenko T.L.; Zaitseva T.S.; Kutyavin E.P.; Semikhatov M.A.; Ivanovskaya T.A.; Arakelyants M.M.; Fallick E.A. (2006)

Clay subfractions (SFs) of <0.1, 0.1-0.2, 0.2-0.3, 0.3-0.6, 0.6-2 and 2-5 μm separated from Middle Riphean shales of the Debengda Formation are studied using the TEM, XRD, K-Ar and Rb-Sr isotopic methods. The oxygen and ...

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