DGGS RDF 2026-14

40Ar/39Ar geochronology data from the Big Delta and Circle quadrangles, Alaska

• Authors:

  Moshrefzadeh, J.A., Naibert, T.J., Hofmann, Florian, Newberry, R.J., Twelker, Evan, and Buchanan, J.W.

• Publication Date:

  Jul 2026

• 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; Circle

• Related project(s):

  Chena - Pogo Mine, Earth Mapping Resources Initiative (Earth MRI)

• Stations/Samples:

  View list

• Citation ID:

  32086

Bibliographic Reference

Moshrefzadeh, J.A., Naibert, T.J., Hofmann, Florian, Newberry, R.J., Twelker, Evan, and Buchanan, J.W., 2026, 40Ar/39Ar geochronology data from the Big Delta and Circle quadrangles, Alaska: Alaska Division of Geological & Geophysical Surveys Raw Data File 2026-14, 55 p. https://doi.org/10.14509/32086

Publication Products

• Report Information

  • rdf2026_014.pdf (6.23 M)

• Geospatial & Analytical Data

  40Ar/39Ar geochron data from the Big Delta and Circle quads	Data File Format	File Size	Info
  Download rdf2026_014_ar-ar-geochron-big-delta-circle	ASCII tabular files	42.8 K	Metadata - Read me

Keywords

40Ar/39Ar; Age Dates; Albian; Amphibolite; Analyses; Analyses and Sampling; Analytical Lab Results; Analytical Results; Anderson Creek; Angel Creek; Aptian; Ar-Ar; Beaver Creek; Bedrock; Bedrock Geology; Blackshell Creek; Boulder Creek; Central Creek; Chena River; Circle Mining District; Crawford Creek; Cretaceous; Dan Creek; Demar Creek; DGGS; Emory Creek; Eocene; Exploration; Fairbanks Mining District; Far Mountain; Frozenfoot Creek; Gabbro; Geochronology; Geologic; Geology; geoscientificInformation; Glacier Creek; Globe Creek; Gold Creek; Goodpaster Mining District; Granite; Hauterivian; Hettangian; Isotopes; Jones Pass; Jurassic; Lawson Creek; Marten Creek; Mascot Creek; Mastadon Creek; Mineral Development; Mineral Exploration; Mineral Resources; Minerals; Mining; Munson Creek; Muscovite; Norian; Ohio Creek; Olympia Creek; Orthogneiss; Ottertail Creek; Outcrop; Paleocene; Paleogene; Phyllite; Pine Creek; Pogo; Porcupine Creek; Resources; Ricks Creek; Rock Creek; Rosebud Creek; Salmonfoot Creek; Sample Location; Schist; Sericite; Shamrock Creek; Shawnee Peak; Sonora Creek; Stone Boy Creek; Stuart Creek; Tithonian; Triassic; Turonian; Valanginian; Wickersham Creek; Wolverine Creek

Top of Page