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  3. Mineral Resource Data System (MRDS)

Blackney Prospect

Occurrence in Alaska, United States with commodity 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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10000845
MRDS ID A011498
Record type Site
Current site name Blackney Prospect
Alternate or previous names Blakney
Related records 10160813

Geographic coordinates

Geographic coordinates: -144.3328, 61.45158 (WGS84)
Location accuracy 2000(meters)

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Valdez B-1(quadrangle 1:63,360 scale)

Valdez SE(quadrangle 1:100,000 scale)

Valdez(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Copper River(hydrologic unit)

Copper River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Wrangell-St. Elias 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

Comments on the location information

  • LOCATION APPROXIMATED FROM USGS OFR 80-892B, LOC. 48 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore

Analytical data

Result NO DATA ON GRADE
Result PROBABLY LOW

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Metavolcanic Rock
    Rock unit name Skolai Group
    Rock description Skolai Group
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone

Nearby scientific data

(1) -144.3328, 61.45158
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Ore Body Is Cut Off On Its E End By Cross Fault Trending N 40 W

Ore body information

  • Strike N 75 W
    Dip 45 SW
    Thickness 0.91M
    Length 60.96M

Controls for ore emplacement

  • Fracture Control

Comments on the geologic information

  • DEPOSIT IS IN METAVOLCANICS OF SKOLAI GROUP NEAR A JURASSIC DIORITEPLUTON

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Comments on development

  • SOME PHYSICAL EXPLORATION; CLAIM PATENTED IN 1911 OR EARLIER

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit SHEAR ZONE ABOUT 3 FT THICK TRENDING N 75 W WITH 45 SW DIP CONTAINS PYRITE AND CHALCOPYRITE IN PARALLEL VEINS 1/2 TO 18 IN WIDE SEPARATEDBY THIN LAYERS OF GREENSTONE; TRACED 200 FT ALONG STRIKE
Deposit SEE ALSO: SURPRISE CREEK, DIVIDE CREEK; THERE HAS BEEN VERY LITTLE SUSTAINED INTEREST IN THE AREA AROUND TARAL CR., POSSIBLY DUE TO DIFFUCULTY OF ACCESS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1985 Leonard, Kenneth R. (Elliott, R. L.) 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.