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  3. Mineral Resource Data System (MRDS)

Iron Mask

Occurrence in Alaska, United States with commodities Gold, Lead, Zinc, Copper
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10000351
MRDS ID A010414
Record type Site
Current site name Iron Mask
Related records 10112485

Geographic coordinates

Geographic coordinates: -149.60927, 60.67564 (WGS84)
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Kenai Peninsula(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Seward C-7(quadrangle 1:63,360 scale)

Seward NW(quadrangle 1:100,000 scale)

Seward(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Kenai Peninsula(hydrologic unit)

Kenai Peninsula(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

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

Comments on the location information

  • DEPOSIT NUMBER IS THE MAP LOCATION NUMBER FROM MF-880A. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Gold Primary
Lead Tertiary
Zinc Critical Tertiary
Copper Tertiary

Comments on the commodity information

  • PRESENCE OF COPPER UNCONFIRMED

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Sphalerite Ore
Calcite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock

Nearby scientific data

(1) -149.60927, 60.67564
ListMap

Economic information

Ore body information

  • Thickness 1.22M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Hope District

Land status

Ownership category National Forest

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit FELSIC DIKE MINERALIZED WITH SULFIDE CARRYING QUARTZ STRINGERS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1984 Hirschmann, M. M. (Elliott, R. L.) 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.