DGGS Twelker, Evan and others, 2025

Geologic framework of the Goodpaster and Richardson mining districts (presentation): Alaska Miners Association annual convention, Anchorage, Alaska, November 4, 2025

• Authors:

  Twelker, Evan, Newberry, R.J., Naibert, T.J., Buchanan, J.W., and Barrera, M.L.

• Publication Date:

  Nov 2025

• Publisher:

  Alaska Division of Geological & Geophysical Surveys 

• Comments:

  Maps, figures, text, web services, and web apps published in this series have not necessarily undergone technical peer review and should not be used or cited as reviewed data. Future reviewed publications incorporating these data may or may not change the interpretations presented.

• Ordering Info:

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

• Quadrangle(s):

  Big Delta; Charley River; Circle; Eagle; Fairbanks; Kantishna River; Livengood; Mount Hayes; Nabesna; Tanacross; Tanana

• Related project(s):

  Earth Mapping Resources Initiative (Earth MRI)

• Citation ID:

  31740

Bibliographic Reference

Twelker, Evan, Newberry, R.J., Naibert, T.J., Buchanan, J.W., and Barrera, M.L., 2025, Geologic framework of the Goodpaster and Richardson mining districts (presentation): Alaska Miners Association annual convention, Anchorage, Alaska, November 4, 2025: Alaska Division of Geological & Geophysical Surveys, 35 p. https://doi.org/10.14509/31740

Publication Products

• Report Information

  • po2025_010.pdf (22.18 M)

Keywords

Allochthon; Amphibolite; Analyses; Batholith; Carbonates; Cretaceous; Critical Minerals; DGGS; Diopside; Diorite; Earth MRI; Epidote; Exhumation; Fairbanks Schist; Faults; Garnet; Geologic; Geology; Gneiss; Gold; Goodpaster Mining District; Granite; Greenschist; Interpretation; Jurassic; Ladue River Assemblage; Lake George Assemblage; Marble; Metamorphic; Mineral Deposit Models; Mineral Deposits; Mineral Exploration; Mineral Resources; Mineral Resources Posters and Presentations; Minerals; Mining; Orthogneiss; Pogo; Pogo Mine; Quartzite; Regional; Resources; Richardson Mining District; Rocks; Schist; Seventymile Terrane; Shear; Sillimanite; Structure; Tectonics; Yukon-Tanana Terrane; Yukon-Tanana Upland; Zircon

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