1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Unnamed (in headwaters of Surprise Creek)

Occurrence in Alaska, United States with commodities Copper, Silver
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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. Mineral occurrence model information
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10308298
Record type Site
Current site name Unnamed (in headwaters of Surprise Creek)

Geographic coordinates

Geographic coordinates: -164.13028, 64.79832 (WGS84)
Relative position This occurrence is on the ridgecrest between the headwaters of Surprise Creek (a tributary to Big Four Creek) and Military Creek (a tributary to Birch Creek), at an elevation of 1,675 feet. This is locality 97 of Gamble (1988).

Site location context

Political divisions (FIPS codes)

Nome(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Solomon D-5(quadrangle 1:63,360 scale)

Solomon NW(quadrangle 1:100,000 scale)

Solomon(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

Commodities

Commodity Importance
Copper Primary
Silver Secondary

Comments on the commodity information

  • Gangue = Carbonate

Materials information

Materials Type of material
Chalcopyrite Ore
Malachite Ore
Chlorite Gangue

Alteration

  • (Local) Oxidized; iron-stained.

Mineral occurrence model information

Model code 184
USGS model code 28a
Deposit model name Massive sulfide, kuroko
Mark3 model number 93

Nearby scientific data

(1) Ocs
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = A sample of iron-stained carbonate-chorite schist contained 1 percent Cu, 5 ppm Ag, 200 ppm Zn, and 12 ppm Bi (Gamble, 1988). Bedrock is part of a metavolcanic assemblage thought to be Ordovician in age (Till and others, 1986).

Economic information about the deposit and operations

Development status Occurrence

Comments on exploration

  • Status = Inactive

Mining district

District name Council

Comments on the workings information

  • Workings / Exploration = No exploration work is reported for this occurrence.

Reference information

Bibliographic references

  • Deposit

    Till, A.B., Dumoulin, J.A., Gamble, B. ., Kaufman, D.S., and Carroll, P.I., 1986, Preliminary geologic map and fossil data, Soloman, Bendeleben, and southern Kotzebue quadrangles, Seward Peninsula, Alaska: U.S. Geological Survey Open-File Report 86-276, 10 p., 3 plates, scale 1:250,000.

  • Deposit

    Gamble, B.M., 1988, Non-placer mineral occurrences in the Solomon, Bendeleben, and southern part of the Kotzebue quadrangles, western Alaska: U.S. Geological Survey Map MF-1838-B, 13 p., 1 sheet, scale 1:250,000.

Comments on the references

  • Primary Reference = Gamble, 1988

General comments

Subject category Comment text
Deposit Model Name = Chalcopyrite-bearing carbonate-chlorite schist; volcanogenic massive sulfide?; Kuroko massive sulfide (Cox and Singer, 1986; model 28a).

Reporter information

Type Date Name Affiliation Comment
Reporter 19-AUG-99 Travis L. Hudson Applied Geology

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.