Unnamed (north of Lumber Bay)

Occurrence in Alaska, United States with commodity Gold

Geologic information

Identification information

Deposit ID 10308099
Record type Site
Current site name Unnamed (north of Lumber Bay)

Geographic coordinates

Geographic coordinates: -160.48243, 55.51924 (WGS84)
Relative position This approximately located occurrence is north of Lumber Bay on the Alaska Peninsula, between Balboa Bay and Unga Strait (MacKevett and Holloway, 1977, locality 19; Wilson and others, 1988, locality 19). The map site is at an elevation of about 550 feet, in the NW1/4 of sec. 3, T. 54 S., R. 73 W., of the Seward Meridian. The location is accurate to within 1 mile.
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Pyrite Ore

Alteration

  • (Local) The alteration is argillic, possibly fumarolic in nature.

Nearby scientific data

(1) -160.48243, 55.51924

Comments on the geologic information

  • Geologic Description = This occurrence is in late Miocene volcanic rocks (Wilson and others, 1995). It is described as an altered zone in Tertiary rocks (Christie, 1974; MacKevett and Holloway, 1977). The alteration is argillic, possibly of fumarolic origin. The main commodity herein is speculated to be gold, based on its association with altered zones elsewhere in Tertiary volcanic rocks.
  • Age = Miocene or younger.

Economic information

Economic information about the deposit and operations

Development status Occurrence

Comments on exploration

  • Status = Inactive

Mining district

District name Alaska Peninsula

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Alaska Resource Data File ARDF PM022

Bibliographic references

  • Deposit

    Christie, J.S., 1974, Aleut-Quintana-Duval 1974 joint venture, final report: Unpublished Quintana Minerals Corporation report, 24 p., 3 appendices, 2 maps. (Report held by the Aleut Corporation, Anchorage, Alaska.)

  • Deposit

    Wilson, F.H., White, W.H., and DuBois, G.D., 1988, Brief descriptions of mines, prospects, and mineral occurrences in the Port Moller and Stepovak Bay quadrangles, Alaska Peninsula: U.S. Geological Survey Open-File Report 88-666, 128 p., scale 1:250,000.

  • Deposit

    MacKevett, E.M., Jr., and Holloway, C.D., 1977, Map showing metalliferous mineral deposits in the western part of southern Alaska: U.S. Geological Survey Open-File Report 77-169-F, 38 p., 1 sheet, scale 1:1,000,000.

Comments on the references

  • Primary Reference = Christie, 1974

General comments

Subject category Comment text
Deposit Other Comments = This occurrence is located on land selected by the Aleut Corporation.

Reporter information

Type Date Name Affiliation Comment
Reporter 06-JAN-01 S.H. Pilcher U.S. Geological Survey