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  3. Mineral Resource Data System (MRDS)

Surprise Creek 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. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10000846
MRDS ID A011499
Record type Site
Current site name Surprise Creek Prospect

Geographic coordinates

Geographic coordinates: -144.25613, 61.40075 (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)

Chitina 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. 49 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
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Epidote Gangue
Pyrite Gangue
Quartz Gangue

Analytical data

Result NO DATA

Host and associated rocks

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

Nearby scientific data

(1) -144.25613, 61.40075
ListMap

Economic information

Comments on the geologic information

  • COUNTRY ROCK IS BRECCIATED GREENSTONE OF SKOLAI GROUP NEAR A JURASSIC DIORITE PLUTON

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Comments on the workings information

  • SHORT TUNNEL DRIVEN BEFORE 1912

Comments on development

  • ACTIVE AROUND 1911

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit MINERALIZED ZONE IN BRECCIATED VOLCANICS VEINED WITH INTERGROWN QUARTZ AND EPIDOTE; CHALCOPYRITE, PYRITE, CHRYSOCOLLA, CHALCOCITE AND BORNITE DISSEMINATED IN QUARTZ AND COUNTRY ROCK
Deposit DEPOSIT IS SIMILAR TO BLACKNEY PROSPECT ; 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.