DGGS RI 2020-9C

Metamorphic cooling history of the Fortymile River and Lake George assemblages from 40Ar/39Ar geochronology from the northeast Tanacross and southeast Eagle quadrangles, Alaska

• Authors:

  Naibert, T.J., Wypych, Alicja, Twelker, Evan, and Benowitz, J.A.

• Publication Date:

  Aug 2021

• Publisher:

  Alaska Division of Geological & Geophysical Surveys 

• Ordering Info:

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• Quadrangle(s):

  Tanacross

• Related project(s):

  Northeast Tanacross

• Stations/Samples:

  View list

• Citation ID:

  30540

Bibliographic Reference

Naibert, T.J., Wypych, Alicja, Twelker, Evan, and Benowitz, J.A., 2021, Metamorphic cooling history of the Fortymile River and Lake George assemblages from 40Ar/39Ar geochronology from the northeast Tanacross and southeast Eagle quadrangles, Alaska, in Wypych, Alicja, ed., Northeast Tanacross geologic mapping project, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2020-9C, p. 27-42. https://doi.org/10.14509/30540

Publication Products

• This publication is part of a larger work. Please see RI 2020-9 for more information.

• Report Information

  • ri2020_009c.pdf (25.0 M)

Keywords

40Ar/39Ar; Age Dates; Allochthon; Amphibolite; Cretaceous; Fortymile River Assemblage; Hornblende; Jurassic; K-Ar; Lake George Assemblage; Late Triassic; Metamorphic; Metamorphic Deposit; Metasedimentary Rocks; Muscovite; Orthogneiss; Schist; Strike-Slip Fault; Taylor Highway; Thin Section

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