Browsing ELibrary by Subject "absolute age"

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THE MOST ANCIENT OPHIOLITE OF THE CENTRAL ASIAN FOLD BELT: U-PB AND PB-PB ZIRCON AGES FOR THE DUNZHUGUR COMPLEX, EASTERN SAYAN, SIBERIA, AND GEODYNAMIC IMPLICATIONS

Khain E.V.; Bibikova E.V.; Kröner A.; Zhuravlev D.Z.; Sklyarov E.V.; Fedotova A.A.; Kravchenko-Berezhnoy I.R. (2002)

Ophiolitic rocks with a zircon age of ∼1020 Ma occur in the Dunzhugur complex of East Sayan, Siberia, and are part of a Neoproterozoic to early Palaeozoic segment of the Central Asian fold belt. The most spectacular suite ...
U-PB DATINGS IN THE SODANKYLä SCHIST AREA, CENTRAL FINNISH LAPLAND

Räsänen J.; Huhma H. (2001)

The bedrock of the Sodankylä schist area consists mainly of Paleoproterozoic volcanic and sedimentary rocks penetrated by mafic and felsic intrusives. This paper reports c. 200 conventional U-Pb analyses mainly on zircon. ...

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