Browsing ELibrary by Subject "EARLY PROTEROZOIC"

Now showing items 1-2 of 2

ASTEROID IMPACT EJECTA UNITS OVERLAIN BY IRON-RICH SEDIMENTS IN 3.5-2.4 GA TERRAINS, PILBARA AND KAAPVAAL CRATONS: ACCIDENTAL OR CAUSE-EFFECT RELATIONSHIPS?

Glikson A. (2006)

The significance of temporal and spatial associations between asteroid/comet impact ejecta units and overlying iron-rich sediments, including banded iron-formation (BIF), jaspilite and ferruginous shale, observed in the ...
EARLY PROTEROZOIC SYN-AND POSTCOLLISION GRANITES IN THE NORTHERN PART OF THE BAIKAL FOLD AREA

Larin A.M.; Sal'nikova E.B.; Yakovleva S.Z.; Kovach V.P.; Kotov A.B.; Makar'ev L.B. (2006)

Early Proterozoic granitoids are of a limited occurrence in the Baikal fold area being confined here exclusively to an arcuate belt delineating the outer contour of Baikalides, where rocks of the Early Precambrian basement ...

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