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  3. Mineral Resource Data System (MRDS)

Nigu River

Occurrence in Alaska, United States with commodities Phosphorus-Phosphates, Barium-Barite, Vanadium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Mining district
  9. Links to other databases
  10. Bibliographic references
  11. General comments
  12. Reporter information

Geologic information

Identification information

Deposit ID 10003366
MRDS ID A106119
Record type Site
Current site name Nigu River

Geographic coordinates

Geographic coordinates: -156.41366, 68.47959 (WGS84)
Relative position ?Location plotted is for locality in Nigu Bluff on east side of Nigu River, about 4 mi (6.4 km) upstream from its confluence with Etivluk River (U.S. Bureau of Mines (1995, Sequence #0020200018); in T11S, R19W; located to within 1 mi (1.6 km).

Site location context

Political divisions (FIPS codes)

North Slope(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Howard Pass B-1(quadrangle 1:63,360 scale)

Howard Pass SE(quadrangle 1:100,000 scale)

Howard Pass(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Colville River(hydrologic unit)

Colville River(hydrologic accounting unit)

Arctic Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

National Petroleum Reserve - Alaska(National Petroleum Reserve)

National Petroleum Reserve BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Phosphorus-Phosphates Primary
Barium-Barite Critical Secondary
Vanadium Critical Secondary

Comments on the commodity information

  • Ore Material = Phosphate

Nearby scientific data

(1) JTrob
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = Phosphatic shale interbed within Pennsylvanian-Jurassic Etivluk or Mississippian-Pennsylvanian Lisburne Groups.
  • Age = Mississippian-Jurassic

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Colville

Reference information

Bibliographic references

  • Deposit

    U.S. BUREAU OF MINES, 1995, SPATIAL DATA EXTRACTED FROM THE MINERALS AVAILABILITY SYSTEM/MINERAL INDUSTRY LOCATION SYSTEM (MAS/MILS): US BUREAU OF MINES SPECIAL PUBLICATION 12-95 (CD-ROM)

Comments on the references

  • Primary Reference = U.S. Bureau of Mines (1995)

General comments

Subject category Comment text
Deposit Model Name = Lode

Reporter information

Type Date Name Affiliation Comment
Reporter 30-SEP-1996 J.H. Dover 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.