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  3. Mineral Resource Data System (MRDS)

Alpha Ridge

Past Producer in Alaska, United States with commodities Antimony, Gold, Lead, Silver, 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. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10160174
MRDS ID A002230
MAS/MILS ID 0020660036
Record type Site
Current site name Alpha Ridge
Alternate or previous names Alpha Claim, Virginia City Land2, Jim Fuksa

Geographic coordinates

Point of reference Claim
Geographic coordinates: -151.01539, 63.52286 (WGS84)
Elevation 975
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Denali(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Denali C-3(quadrangle 1:63,360 scale)

Denali NE(quadrangle 1:100,000 scale)

Mount McKinley C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Federal lands

Denali National Park(National Park)

National Park NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Fairbanks 016 S 018 W 15 SESWSE Alaska

Commodities

Commodity Importance
Antimony Critical Tertiary
Gold Primary
Lead Tertiary
Silver Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Arsenopyrite Unknown
Boulangerite Unknown
Galena Unknown
Jamesonite Unknown
Pyrite Unknown
Sphalerite Unknown
Stibnite Unknown
Tetrahedrite Unknown

Nearby scientific data

Claim (1) -151.01539, 63.52286
ListMap

Economic information

Ore body information

  • Strike N70E
    Dip 90N
    Thickness 2M
    Length 100M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control IGNEOUS
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N70E:90N
    Date of Last Modification 890725

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1921
Year of first production 1921

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category Federal

Comments on the workings information

  • Workings consist of a caved adit and an open pit.

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 25-JUL-1989 Mjn-Mirl 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.