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Swetmann

Occurrence in Alaska, United States with commodities Gold, Silver, Copper, Lead
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Geologic information

Identification information

Deposit ID 10000393
MRDS ID A010553
Record type Site
Current site name Swetmann
Related records 10233907

Geographic coordinates

Geographic coordinates: -149.57926, 60.61509 (WGS84)
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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
Silver Primary
Copper Tertiary
Lead Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Silver Ore
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
    Rock unit name Valdez Group
    Rock description Valdez Group;Valdez Group

Nearby scientific data

(1) -149.57926, 60.61509
ListMap

Ore body information

  • Strike N5W
    Dip 60W
    Thickness 0.41M

Controls for ore emplacement

  • At Slate/Graywacke Contact

Economic information

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

Workings at the site

  • Type of workings Underground
    Name of workings TUNNEL
    Length 79.25M

Comments on the workings information

  • ONE 260 FOOT TUNNEL

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A010553

Bibliographic references

  • Deposit

    USGS BULLETIN 849 -I, P.515

  • Deposit

    USGS MISCELLANEOUS FIELD STUDIES 880-A, LOCATION 53

  • Deposit

    USGS OPEN FILE 80-621, P. 231

General comments

Subject category Comment text
Deposit QUARTZ VEIN 10-16 INCHES WIDE AT CONTACT BETWEEN SLATE AND GRAYWACKE PARALLELS CLEAVAGE IN SLATE. VEINLETS OF QUARTZ EMANATE INTO HANGINGWALL (SLATE)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1984 Hirschmann, M. M. (Elliott, R. L.) U.S. Geological Survey PARSED DATA INTO WORKINGS MULTIVALUED FIELDS
Editor 13-APR-1994 Mosier, Dan U.S. Geological Survey
Editor 30-MAY-1995 Waller, Nichelle (Mosier, Dan) U.S. Geological Survey