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  3. Mineral Resource Data System (MRDS)

Stipic and Kotovic Prospect

Occurrence in Alaska, United States with commodity Gold
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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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10001988
MRDS ID A012832
Record type Site
Current site name Stipic and Kotovic Prospect

Geographic coordinates

Geographic coordinates: -165.42384, 64.61039 (WGS84)
Relative position SE BANK OF ROCK CR., BELOW SOPHIE GULCH

Site location context

Political divisions (FIPS codes)

Nome(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Nome C-1(quadrangle 1:63,360 scale)

Solomon NW(quadrangle 1:100,000 scale)

Nome(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Nome(hydrologic unit)

Norton Sound(hydrologic accounting unit)

Northwest(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-247, LOC. 18. 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

Materials information

Materials Type of material
Albite Gangue
Ilmenite Gangue
Quartz Gangue
Pyrite Unknown

Analytical data

Result MILL TEST OF VEIN MATERIAL: $2.65/TON IN FREE-MILLING AU, ESTIMATED $8.25/TON IN FREE AU PLUS PYRITE-ARSENOPYRITE MILL CONCENTRATES
Result 250 LB OF CONC. PRODUCED/TON OF ORE MILLED
Result VALUES BASED ON PRICE OF AU = $20.67/FINE OZ., USGS BULLETIN 662, P. 432-33.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -165.42384, 64.61039
ListMap

Economic information

Ore body information

  • Strike N 65 DEGREES E
    Dip 50 DEGREES S

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 23.16M

Comments on the workings information

  • 76 FT SHAFT WITH 70 FT CROSSCUT, WATER-FILLED BY 1920; 120 FT TUNNEL AND 40 FT TUNNEL ABOUT 100 FT APART, CAVED BY 1920; OPEN-CUT.

Comments on development

  • ALL DEVELOPMENT WAS PRIOR TO 1920.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit FREE GOLD, PYRITE, ARSENOPYRITE AND ILMENITE IN QUARTZ-ALBITE VEIN AND ADJACENT SCHIST; VEIN 3 FT - 18 FT THICK, REPORTEDLY LOWER GRADE THAN SCHIST; MOST OF AU CONTAINED IN PYRITE-ARSENOPYRITE CONCENTRATES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-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.