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K-Ar analysis of sample 78MS518

Dates

Dataset Reference Date
2020-12-28
Info Date
1978

Summary

Potassium content was analyzed by flame photometry, using a lithium metaborate fusion technique in which the lithium seerves as an internal standard. Argon was extracted and analyzed by standard methods of isotope dilution and mass spectrometry.

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For the publication containing sample radiometric age data, see: https://dggs.alaska.gov/pubs/id/12534

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  • ReSciColl Archive

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Type Scheme Key
title Parent-4f4e49d8e4b07f02db5df185 K-Ar analysis of sample 78MS518

NGGDPP Item Extension

alternateGeometryThe coordinates are represented in North American Datum of 1927 (NAD27). Location was derived from the following method(s): Location determined by digitizing map from USGS OF 80-892-A

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