1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Unnamed (near Roosevelt Harbor)

Occurrence in Alaska, United States
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Nearby scientific data
  6. Economic information about the deposit and operations
  7. Mining district
  8. Links to other databases
  9. Bibliographic references
  10. Reporter information

Geologic information

Identification information

Deposit ID 10308068
Record type Site
Current site name Unnamed (near Roosevelt Harbor)

Geographic coordinates

Geographic coordinates: -132.63185, 56.39574 (WGS84)
Relative position Coordinates are at the approximate center of a block of three lode claims staked near Roosevelt Harbor on northeastern Zarembo Island in 1973 and active through 1975 (U.S. Bureau of Mines, 1980).

Site location context

Political divisions (FIPS codes)

Wade Hampton(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Petersburg B-2(quadrangle 1:63,360 scale)

Petersburg S(quadrangle 1:100,000 scale)

Petersburg(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Central Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Tongass National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Nearby scientific data

(1) -132.63185, 56.39574
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = No published description. The rocks in the vicinity consist of Cretaceous intermediate plutons and hornblendite (Brew, 1997 [OF 97-156-D]). No other mineral deposits are known in the vicinity other than a single gold placer claim that was staked at about the same time and was soon abandoned.

Economic information about the deposit and operations

Development status Occurrence

Comments on exploration

  • Status = Probably inactive

Mining district

District name Ketchikan

Comments on the production information

  • Production Notes = None

Comments on the workings information

  • Workings / Exploration = Block of three lode claims staked in 1973 and active through 1975 (U.S. Bureau of Mines, 1980).

Reference information

Bibliographic references

  • Deposit

    U.S. Bureau of Mines, 1980, Claim map, Petersburg quadrangle, Alaska: U.S. Bureau of Mines Map 117, 1 sheet, scale 1:250,000.

  • Deposit

    Grybeck, D.J., Berg, H.C., and Karl, S.M., 1984, Map and description of the mineral deposits in the Petersburg and eastern Port Alexander quadrangles: U.S. Geological Survey Open-File Report 84-837, 86 p., 1 sheet, scale 1:250,000.

  • Deposit

    Brew, D.A., 1997, Reconnaissance geologic map of the Petersburg B-2 quadrangle, southeastern Alaska: U.S. Geological Survey Open-File Report 97-156-D, 21 p., 1 sheet, scale 1:63,360.

Comments on the references

  • Primary Reference = U.S. Bureau of Mines, 1980

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-98 H.C. Berg and D.J. Grybeck U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.