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K-Ar analysis of sample DT75-34

Dates

Dataset Reference Date
2020-12-28
Info Date
1978

Summary

K analyzed by G. Edsall, Kristina Ahlnas, and Diane Duvall with a digital flame photometer (Instrumentataion Laboratories, model 343) using the LiBO2 flux fusion technique and mineral calibration standards. Ar analyzed and ages calculated by Donald Turner, Wilfred Davis and Diane Duval using isotopic dilution, using 38Ar tracers, and a mass spectrometer (152.4-cm radius) (Nuclide Corporation) equipped with automated peak stepping and a digital data-acquisition system.

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Material Request Instructions

For the publication containing sample radiometric age data, see: https://dggs.alaska.gov/pubs/id/413

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  • ReSciColl Archive

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Type Scheme Key
title Parent-4f4e49d8e4b07f02db5df185 K-Ar analysis of sample DT75-34

NGGDPP Item Extension

alternateGeometryThe coordinates are represented in North American Datum of 1927 (NAD27). Location was derived from the following method(s): Provided in Wilson, et al 1994, DNAG pl. 8.

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