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  3. Mineral Resource Data System (MRDS)

Friday Gold Mine

Past Producer in Alaska, United States with commodities Gold, 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. Nearby scientific data
  8. Controls for ore emplacement
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10002401
MRDS ID A013319
Record type Site
Current site name Friday Gold Mine
Related records 10258163

Geographic coordinates

Geographic coordinates: -133.79141, 57.97836 (WGS84)
Elevation 122
Relative position 1.63 MI. SW OF SENTINAL PT.

Site location context

Political divisions (FIPS codes)

Juneau(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sumdum D-6(quadrangle 1:63,360 scale)

Sitka NE(quadrangle 1:100,000 scale)

Sumdum(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Central Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Tongass 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

  • USBM OFR 85-86, FIG. 4, LOC. 154 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
Copper Tertiary

Comments on the commodity information

  • GOLD-BEARING PYRITE

Materials information

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

Analytical data

Result AVERAGE OF 20 SAMPLES: 0.19 TOZ/ST AU
Result BEST VALUE: 1.261 TOZ/ST AU-USBM OFR 85-86, P. 46

Nearby scientific data

(1) -133.79141, 57.97836
ListMap

Economic information

Controls for ore emplacement

  • Fault

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1895
Year of first production 1899
Year of last production 1904

Mining district

District name Juneau

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Surface
    Length 417.58M

Comments on the workings information

  • 2 MAIN ADITS, 750 FT. AND 600 FT. LONG, SMALL 20 FT. ADIT, 20-STAMP MILL.

Comments on development

  • OPERATIONS BEGAN IN 1899 UNDER ALASKA SNETTISHAM GOLD MINING CO. BY 1903, 20-STAMP MILL IN OPERATION. 2 ADITS DRIVEN. PRODUCTION CEASED 1904.

Reference information

Bibliographic references

  • Deposit

    USBM OF 85-86, P. 46, FIG. 4, LOC. 154 (1986)

  • Deposit

    USGS OF 78-698, P. 12 (1978)

  • Other Database

    USBM-OFR-85-86-FIG-4-154

General comments

Subject category Comment text
Deposit FAULT AND MINERALIZATION VERY SIMILAR TO CRYSTAL MINE (SD-1) AND PROBABLY RELATED. ; INFO.SRC : 1 PUB LIT
Deposit 1-6 FT. THICK QUARTZ VEIN FILLS THRUST FAULT IN PYROXENITE. ORE CONSISTS MAINLY OF GOLD-BEARING PYRITE WITH LOCAL CHALCOPYRITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1987 Leonard, Kenneth R. (Huber, Donald F.) 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.