Keystone - Pennsylvania

Prospect in Alaska, United States with commodities Copper, Gold, Lead, Silver, Zinc

Geologic information

Identification information

Deposit ID 10136830
MRDS ID A011226
MAS/MILS ID 0020660078
Record type Site
Current site name Keystone - Pennsylvania
Alternate or previous names M.S. 1702
Related records 10000617

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -150.89819, 63.54317 (WGS84)
Elevation 808
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 017 W 07 SESWNW Alaska


Commodity Importance
Copper Tertiary
Gold Primary
Lead Tertiary
Silver Tertiary
Zinc Tertiary

Materials information

Materials Type of material
Arsenopyrite Unknown
Chalcopyrite Unknown
Galena Unknown
Gold Unknown
Jamesonite Unknown
Pyrite Unknown
Silver Unknown
Sphalerite Unknown

Nearby scientific data

Main Entrance (1) -150.89819, 63.54317

Ore body information

  • Strike N45E
    Dip 85S
    Width 2M
    Length 168M
    Field Value
    MAS Column # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N45E
    Date of Last Modification 890725

Economic information

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Morris Butler
    Interest 100
    Home office Alaska
    Year 1984

Comments on the workings information

  • Workings consist of several trenches and a caved adit.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
U.S. Bureau of Mines Minerals Availability System MAS 0020660078
USGS Mineral Resources Data System MRDS A011226 MAS references MRDS

Bibliographic references

  • Ownership

    ALASKA KARDEX 066-015

  • Deposit

    MR66-0 pp.53-55

  • Deposit

    B692l p.102

  • Deposit

    B849F p. 370

  • Deposit

    BMOF24-78 184 pp.

  • Deposit

    BMOF129-84 pp. 136-137 (Locality 39)

Reporter information

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