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Published 1969 | public
Book Section - Chapter

The Status of Isotopic Age Determinations on Iron and Stone Meteorites

Abstract

A discussion of the ages determined by various methods is given. The results of ⁸⁷Rb-⁸⁷Sr, and ⁴⁰K-⁴⁰Ar ages on the silicate phases of iron meteorites are summarized as well as the internal isochrons on stone meteorites. The data for Kodaikanal are reviewed and the importance of recognizing events of intermediate age in the formation of planetary objects is emphasized. It is shown that it is possible to resolve time events by high precision Sr measurements to 5 x 10⁷ years for chondrites.

Additional Information

© 1969 D. Reidel Publishing Company, Dordrecht, Holland. The authors would like to thank Professor W. A. Fowler for his interest, support and encouragement. These researches are financed by grants from the National Science Foundation (GP 9114, GP 7976) and the Atomic Energy Commission (64035).

Additional details

Created:
August 24, 2023
Modified:
January 15, 2024