1. Mineral Resources
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  3. Mineral Resource Data System (MRDS)

Portage Mountain Group

Prospect in Alaska, United States with commodities Copper, Gold, Platinum, Silver
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mineral rights holdings
  10. Land status
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10112743
MRDS ID A002641
MAS/MILS ID 0021170012
Record type Site
Current site name Portage Mountain Group
Alternate or previous names Silver King, Silver Star, Gold Hill

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -133.26439, 56.84804 (WGS84)
Elevation 122
Location accuracy 500(meters)

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 D-4(quadrangle 1:63,360 scale)

Petersburg N(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)

Petersburg Creek-Duncan Salt Chuck Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 058 S 077 E 10 SESWSE Alaska

Commodities

Commodity Importance
Copper Primary
Gold Tertiary
Platinum Critical Tertiary
Silver Tertiary

Nearby scientific data

Ore Body (1) -133.26439, 56.84804
ListMap

Economic information

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Wilderness

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit USGS CRIB M045396 ELEVATION OF PROSPECTS RANGES FROM 400 FEET AT REFERENCE POINT TO 3,000 FEET.

Reporter information

Type Date Name Affiliation Comment
Reporter 12-FEB-1988 Clm U.S. Bureau of Mines

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.