Ukrainian Shield

In geology the Ukrainian Shield is the southwest shield of the East European craton. The Ukrainian Shield and the Voronezh Massif consist of 3.2-3.8 Ga Archaean crust in the southwest and east, and 2.3-2.1 Ga Early Proterozoic orogenic belts.

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Famous quotes containing the word shield:

    Vice is its own reward. It is virtue which, if it is to be marketed with consumer appeal, must carry Green Shield stamps.
    Quentin Crisp (b. 1908)