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  3. Mineral Resource Data System (MRDS)

Slate Creek Mine

Producer in Alaska, United States with commodity Antimony
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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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10000636
MRDS ID A011251
Record type Site
Current site name Slate Creek Mine
Alternate or previous names Taylormine, Antimony Mine

Geographic coordinates

Geographic coordinates: -151.07567, 63.4815 (WGS84)
Relative position NEAR THE HEAD OF SLATE CREEK

Site location context

Political divisions (FIPS codes)

Denali(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Denali B-3(quadrangle 1:63,360 scale)

Denali SE(quadrangle 1:100,000 scale)

Mount McKinley C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Federal lands

Denali National Park(National Park)

National Park NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Antimony Critical Primary

Comments on the commodity information

  • HIGH GRADE ORE OF 45% TO 58% SB REPORTED MINED FROM THIS SITE

Materials information

Materials Type of material
Stibnite Ore
Cervantite Gangue
Kermesite Gangue
Pyrite Gangue
Quartz Gangue
Stibiconite Gangue

Alteration

  • (Local) Capps, (1919) Noted Alteration Of Stibnite To Kermesite And Stibiconite In Zones Of Crushed Ore

Analytical data

Result SAMPLES FROM USBM TRENCHING PROGRAM: 18.66% ARE SB IN ORE FROM USBM TRENCH #2 (REF. 3)

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Early Cambrian
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Birch Creek
    Rock description Birch Creek

Nearby scientific data

(1) -151.07567, 63.4815
ListMap

Economic information

Ore body information

  • Strike N 50 E
    Dip 82 SE
    Length 137.16M
    Width 6.1M
    Depth to bottom 18.29M

Controls for ore emplacement

  • Fault Striking N 50 E, Dipping 82 Se Defines One Wall Of Ore Body

Comments on the geologic information

  • ORE BODY LIES WITHIN A 40 FT SHEAR ZONE BOUNDED BY A FAULT ON ONE SIDE; MAIN ORE ZONES WITHIN 8 FT OF FAULT; SHEAR ZONE IS NEAR DIORITE INTRUSION CUTTING BIRCH CREEK SCHIST

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1905
Year of first production 1941
Year of last production 1983

Mining district

District name Kantishna

Land status

Ownership category National Park

Ownership information

  • Type Operator
    Owner John Millhouse

Comments on the production information

  • PRODUCTION REPORTED FOR 1916, 1942-1949, 1970-1971 OF 800,000 LB SB FROM 625 TONS OF ORE, BUNDTZEN, 1976, P. 27 (REF 5); MINING OF 20 TONS HIGH-GRADE ORE BY JOHN MILLHOUSE IN 1983, BUNDTZEN, 1983, P. 25 (REF 8)

Comments on the reserve resource information

  • KNOWN RESERVES: 3600 TONS, HALF-SQUARE RESOURCE ESTIMATE: 40000 TONS OF SB ORE, WITH 18.66% SB, BUNDTZEN, 1983, P.23 (REF 7)

Comments on the workings information

  • DEVELOPED BY 150 FT OF UNDERGROUND WORKINGS, CAVED BY 1976, AND OPEN CUTS

Comments on development

  • MINED IN 1983; USBM TRENCHING AND CHURN DRILLING PROGRAM IN 1942, 5 TRENCHES WERE EXCAVATED, 8 CHURN DRILL HOLES MADE

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit SEE ALSO: LAST CHANCE, SLIPPERY CREEK ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit Discovery Year: 1905-1906
Deposit ORE BODY IS A RETICULATED STOCKWORK OF QUARTZ AND STIBNITE VEINS, ZONES OF STIBNITE BOULDERS ENCLOSED IN DECOMPOSED SCHIST; INDIVIDUAL HIGH GRADE STIBNITE RIBS UP TO 2 FT; ZONE OF MINERALIZATION UP TO 20 FT WIDE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1984 Leonard, Kenneth R. (Elliott, R. L.) U.S. Geological Survey
Editor 14-APR-1995 Waller, Nichelle (Mosier, Dan) U.S. Geological Survey PUT DIMENSION DATA INTO THE ORE BODY FIELDS FROM THE DEPOSIT COMMENTS FIELD.

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.