Sm-Nd dating of Onverwacht Group Volcanics, southern Africa

Auteurs :
HAMILTON, P. J.
EVENSEN, N. M.
O'NIONS, R. K.
SMITH, H. S.
ERLANK, A. J.

Description :
Sm and Nd were unaffected by alteration of the Onverwacht lavas permitting for the first time a precise Sm-Nd date (3,54030 Myr) to be obtained for this major igneous event.


Type de document :
Article de périodique

Source :
Nature London, 1979, vol. 279, n°. 5711, p. 298-300, Références bibliographiques : 35 réf.

Date :
1979