Osmium isotope constraints on Earth's late accretionary history

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Authors:Morgan, John W.
Author Affiliations:Primary:
U. S. Geol. Surv., Reston, VA, United States
Volume Title:Nature (London)
Source:Nature (London), 317(6039), p.703-705. Publisher: Macmillan Journals, London, United Kingdom. ISSN: 0028-0836
Publication Date:1985
Note:In English. 24 refs.; illus.
Summary:The inferred Os/Re ratio of the Earth's mantle matches the E group and C3 chondrites, but shows that C1 and probably C2 chondrites were not major components of the material accreted in the late stages of mantle formation. [R.K.H.]
Subjects:Accretion; Earth; Geochemistry; Isotopes; Mantle; Metals; Os-187/Os-186; Osmium; Platinum group; Radioactive isotopes; Rhenium; Siderophile elements; Stable isotopes; Evolution; Ratios; Re-187/Os-186
Abstract Numbers:86M/1877
86M/3202
Record ID:1986015557
Copyright Information:GeoRef, Copyright 2019 American Geosciences Institute. Reference includes data from Mineralogical Abstracts, United Kingdom, Twickenham, United Kingdom
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