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K-Ar analysis of sample 78AMs132

Dates

Dataset Reference Date
2020-12-28
Info Date
1978

Summary

Whole rock and mineral concentrates were split and analyzed separately for potassium and argon. Potassium was analyzed by a lithium metaborate flame photometry technique. Argon was analyzed standard techniques of isotope dilution and mass spectrometry.

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Material Request Instructions

For the publication containing sample radiometric age data, see: https://dggs.alaska.gov/pubs/id/12523

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  • ReSciColl Archive

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Type Scheme Key
title Parent-4f4e49d8e4b07f02db5df185 K-Ar analysis of sample 78AMs132

NGGDPP Item Extension

alternateGeometryThe coordinates are represented in North American Datum of 1927 (NAD27). Location was derived from the following method(s): Provided in OF 80-811C, and supplimented by Wilson, F.H., et al (1994) DNAG, v. G1, plate 8

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