Reports

Potassium-Argon Dating of Plutonic Bodies in Palmer Peninsula and Southern Chile

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Science  14 Dec 1962:
Vol. 138, Issue 3546, pp. 1261-1262
DOI: 10.1126/science.138.3546.1261

Abstract

From the determination of the potassium-argon age of three plutonic bodies late Cretaceous to Cretaceous-Tertiary boundary ages have been calculated.