40Ar/39Ar analysis of sample 00AWs22

Dates

Dataset Reference Date

2020-12-28

Info Date

2000

Summary

The samples were analyzed using the 40Ar/39Ar step-heating method of dating using a VG Isotopes Ltd., Model 1200B Mass Spectrometer fitted with an electron multiplier. The samples were heated for 10 minutes per step on a schedule of four to seventeen step

Summary

The samples were analyzed using the 40Ar/39Ar step-heating method of dating using a VG Isotopes Ltd., Model 1200B Mass Spectrometer fitted with an electron multiplier. The samples were heated for 10 minutes per step on a schedule of four to seventeen step

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Related External Resources

Type: Web Link

Web Link

https://dggs.alaska.gov/sample/id/56921

Material Request Instructions

For the publication containing sample radiometric age data, see: https://dggs.alaska.gov/pubs/id/14744

Map

Communities

• ReSciColl Archive

Tags

Categories

• Physical Item

Other

• Age date

Provenance

Data source

File Processing

File Process

Type

NGGDPP

Reference Item

Collection of radiometric age data from Alaska

Additional Information

Identifiers

Type	Scheme	Key
title	Parent-4f4e49d8e4b07f02db5df185	40Ar/39Ar analysis of sample 00AWs22

NGGDPP Item Extension

alternateGeometry	The coordinates are represented in North American Datum of 1927 (NAD27). Location was derived from the following method(s): Location provided in USGS OFR 03-421