Rhenium–osmium dating, method of determining the age of the important ore mineral molybdenite; the method is based upon the radioactive decay of.
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Learn More in these related Britannica articles: The decay scheme in which rhenium is transformed to osmium shows promise as a means of studying mantle—crust evolution and the evolution of ore deposits. Osmium is strongly concentrated in the mantle and extremely depleted in the crust, so that crustal osmium must….
More About Rhenium—osmium dating 2 references found in Britannica articles Assorted References major reference In dating: Rhenium—osmium method rocks In spectroscopy: Help us improve this article! Contact our editors with your feedback. You may find it helpful to search within the site to see how similar or related subjects are covered.
10B - Rhenium-Osmium Dating
Any text you add should be original, not copied from other sources. At the bottom of the article, feel free to list any sources that support your changes, so that we can fully understand their context. Establishing when organic shales were deposited Re and Os become concentrated in the organic, hydrogenous fraction of organic rich shales, thus the time when the shale was deposited can be dated.
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