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  3. Mineral Resource Data System (MRDS)

Iron Mountain Group

Past Producer in Alaska, United States with commodities Copper, Gold, Iron, Silver, Sulfur, Zinc
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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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mineral rights holdings
  12. Land status
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10161411
MAS/MILS ID 0020950002
Record type Site
Current site name Iron Mountain Group
Alternate or previous names Iron Mountain, Duke, Duchess, Horseshoe Bay

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -147.91921, 60.02175 (WGS84)
Elevation 150
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Seward A-3(quadrangle 1:63,360 scale)

Seward SE(quadrangle 1:100,000 scale)

Seward(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Resurrection River-Frontal Resurrection Bay(hydrologic unit)

Prince William Sound(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Horseshoe Bay State Marine Park(State Marine Park)

State Marine Park ST(Type of land area)

ST(Federal land areas administered by ST)

Chugach 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

Public Land Survey System information

Meridian Township Range Section Fraction State
Seward 002 S 009 E 09 C NW Alaska

Commodities

Commodity Importance
Copper Primary
Gold Tertiary
Iron Tertiary
Silver Tertiary
Sulfur Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Arsenopyrite Unknown
Chalcopyrite Unknown
Galena Unknown
Pyrite Unknown
Pyrrhotite Unknown
Sphalerite Unknown

Nearby scientific data

Main Entrance (1) -147.91921, 60.02175
ListMap

Economic information

Ore body information

  • Strike N30E
    Dip 89W
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 REPLACEMENT
    Type of Orebody #3 DISSEMINATED
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Secondary Ore Control FOLDING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N30E:89W
    Date of Last Modification 880427

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Both
Significant No

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category Private

Production statistics

  • Year 1906
    Description 215000 Lbs. Copper 3139 Metric Tons
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Copper Copper 3139mt

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 18-MAY-1988 Dwb 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.