Alpha Ridge

Past Producer in Alaska, United States with commodities Antimony, Gold, Lead, Silver, Zinc

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)
(click for info)

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


Commodity Importance
Antimony Tertiary
Gold Primary
Lead Tertiary
Silver Tertiary
Zinc 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

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
    Date of Last Modification 890725

Economic information

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

Links to other databases

Agency Database name Acronym Record ID Notes
U.S. Bureau of Mines Minerals Availability System MAS 0020660036
USGS Mineral Resources Data System MRDS A002230 MAS references MRDS

Bibliographic references

  • Ownership

    ALASKA KARDEX 066-012

  • Deposit

    B773a p. 29

  • Deposit

    B792a p. 30

  • Deposit

    B849F pp. 354, 358, 375-376

  • Deposit


  • Deposit

    MR66-0 p. 13

  • Deposit


  • Deposit

    BMOF129-84 Occurrence No. 14

Reporter information

Type Date Name Affiliation Comment
Reporter 25-JUL-1989 Mjn-Mirl U.S. Bureau of Mines