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PORTAIL D'INFORMATION GÉOGRAPHIQUE

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  • A long-return geomorphic event in the Namib Desert, South West Africa
  • This extensively revised edition incorporates up-dated statistics as well as an account of events up to 1975, including the oil war, the collapse of the gold price, and the devaluation of South Africa's currency. The book remains an authoritative
  • 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.