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Rb-Sr systematics of Luna 20 and Apollo 16 samples

Papanastassiou, D. A. and Wasserburg, G. J. (1972) Rb-Sr systematics of Luna 20 and Apollo 16 samples. Earth and Planetary Science Letters, 17 (1). pp. 52-63. ISSN 0012-821X. doi:10.1016/0012-821x(72)90258-0.

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Lunar soils from all missions indicate that an early lunar differentiation process occurred in the interval 4.3–4.6 AE and resulted in the formation of a crust rich in K, Rb, U and Th. An attempt has been made to identify rocks which were formed during this early differentiation event.

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Wasserburg, G. J.0000-0002-7957-8029
Additional Information:We thank S. Epstein and H. Taylor for generously allowing the transfer of part of their 65015 allocation for joint experiments. We thank J. Brown and T. Wen for their careful and timely assistance. This work was supported by NASA under NAS 9-8074.
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NASANAS 9-8074
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Caltech Division of Geological and Planetary Sciences2234
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ID Code:117973
Deposited By: Tony Diaz
Deposited On:28 Nov 2022 17:33
Last Modified:28 Nov 2022 17:33

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