DGGS RDF 2025-11

40Ar/39Ar geochronology data from the Big Delta, Eagle, and Mount Hayes quadrangles, Alaska

• Authors:

  Truskowski, C.M., Heizler, M.T., Naibert, T.J., Newberry, R.J., Twelker, Evan, and Szumigala, D.J.

• Publication Date:

  Apr 2025

• Publisher:

  Alaska Division of Geological & Geophysical Surveys 

• Ordering Info:

  Download below for free or see our publication sales page to order a hard copy.

• Quadrangle(s):

  Big Delta; Eagle; Mount Hayes

• Related project(s):

  Earth Mapping Resources Initiative (Earth MRI), Mount Harper - Richardson

• Stations/Samples:

  View list

• Citation ID:

  31534

Bibliographic Reference

Truskowski, C.M., Heizler, M.T., Naibert, T.J., Newberry, R.J., Twelker, Evan, and Szumigala, D.J., 2025, 40Ar/39Ar geochronology data from the Big Delta, Eagle, and Mount Hayes quadrangles, Alaska: Alaska Division of Geological & Geophysical Surveys Raw Data File 2025-11, 21 p. https://doi.org/10.14509/31534

Publication Products

• Report Information

  • rdf2025_011.pdf (1.43 M)

• Geospatial & Analytical Data

  Mt. Harper 40Ar/39Ar geochronology data	Data File Format	File Size	Info
  Download rdf2025_011_mt-harper-40ar-39ar-geochron-data	ASCII tabular files	61.0 K	Metadata - Read me

Keywords

40Ar/39Ar; Age Dates; Amphibolite; Analyses; Analyses and Sampling; Analytical Lab Results; Analytical Results; Ar-Ar; Bates Rapids; Batholith; Bedrock; Bedrock Geology; Big Delta; Bluff Cabin Lake; Boulder Creek; Chlorite; Cottonwood Creek; Delta River; DGGS; Divide Creek; Early Cretaceous; Early Jurassic; Economic Geology; Eva Creek; Exploration; Feldspar; Flat Creek; Fortymile River Assemblage; Fourmile Hill; Gabbro; Garnet; Geochronology; Geologic; Geological Process; Geology; George Creek; geoscientificInformation; Gold Run Creek; Goodpaster River; Healy Lake; Healy River; Hidden Lake; Hornblendite; Intrusive; Iron Creek; Joseph Creek; Klondike Assemblage; Kyanite; Lake George Assemblage; Late Cretaceous; Late Jurassic; Late Triassic; Lenant Creek; Lost Lake; Michigan Creek; Middle Jurassic; Minton Creek; Molly Creek; Molybdenum; Monte Cristo Creek; Mount Harper; My Creek; Nasina Assemblage; Norvell Creek; Our Creek; Platinum; Progressive Creek; Quartz Lake; Rapid Creek; Salcha River; Sand Creek; Sand Lake; Serpentine Creek; Shaw Creek; Sulfides; Summit; Tanana River; Thompson Lake; Timber; Tourmaline; Tungsten; Twentyfive Mile Creek; Ultramafic; Uncle Sam Creek; Volkmar Lake; Volkmar River; White Creek;

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