Blewett Iron-Nickel Deposit

Prospect in Chelan county in Washington, United States with commodities Chromium, Iron, Nickel
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10203916
MAS/MILS ID 0530070005
Record type Site
Current site name Blewett Iron-Nickel Deposit

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -120.66337, 47.39922 (WGS84)
Elevation 1006
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Chelan(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Blewett(quadrangle 1:24,000 scale)

Wenatchee(quadrangle 1:100,000 scale)

Wenatchee(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Wenatchee(hydrologic unit)

Upper Columbia(hydrologic accounting unit)

Upper Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Okanogan-Wenatchee National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Washington Chelan

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 022 N 017 E 14 S2NE Washington

Commodities

Commodity Importance
Chromium Critical Tertiary
Iron Primary
Nickel Critical Primary

Materials information

Materials Type of material
Biotite Unknown
Chlorite Unknown
Chromite Unknown
Hematite Unknown
Magnetite Unknown
Pyrite Unknown
Serpentine Unknown
Spinel Unknown

Nearby scientific data

Ore Body (1) -120.66337, 47.39922

Economic information

Ore body information

  • Strike N60W
    Dip 55S
    Thickness 8.5M
    Length 160M
    Width 227M
    Area 4HA
    Depth to top 35M
    Field Value
    Type of Orebody #1 OTHER
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin RESIDUAL CONCENT
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FRACTURING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 OTHER
    Strike And Dip N60W:55S
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 2
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 4
    Date of Last Modification 830316

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1860

Mining district

District name Blewett

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Washington Nickel Mining And Alloys, Inc.
    Interest 100
    Home office Seattle, WA
    Year 1975

Comments on the reserve resource information

  • RESOURCE CALULATIONS USING DRILL HOLE INFORMATION FROM U.S.B.M. PROJECT 508. M1C1=M1C2+M1C3 MATRIX 1 COLUMN 1 IS THE IDENTIFIED PORTION OF THE DEPOSIT (DEMONSTRATED + INFERRED). M1C2=N/CUM MATRIX 1 COLUMN 2 IS THE INFERRED PORTION OF THE DEPOSIT. M1C3=N/CUM MATRIX 1 COLUMN 3 IS THE DEMONSTRATED PORTION OF THE DEPOSIT (MEASURED + INDICATED).

Workings at the site

  • Type of workings Surface
    Area 2.2HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Percent Waste Rock 87.1
    Avg. Overburden Thickness 30
    Primary Material Cover SAND, GRAVEL
    Secondary Material Cover M-HARD ROCKS
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 6
    Max. Pit Slope (degrees) 45
    Capacity 100
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 117
    Unit Production Cost 45.26
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 1
    Year of Information 1980

Reference information

Bibliographic references

  • Deposit

    LAMEY, C.A., 1950, THE BLEWETT IRON-NICKEL DEPOSIT,

  • Deposit

    CHELAN COUNTY, WASHINGTON: U.S. GEOLOGICAL SURVEY

  • Deposit

    BULLETIN 969-D, P. 87-103.

  • Deposit

    LUPHER, R.L., 1944, STRATIGRAPHIC ASPECTS OF THE BLEWETT-

  • Deposit

    CLE ELUM IRON ORE ZONE, CHELAN AND KITTITAS COUNTIES

  • Deposit

    WASHINGTON: WASHINGTON DIVISION OF GEOLOGY REPORT OF

  • Deposit

    INVESTIGATIONS 11, 63 P.

  • Deposit

    U.S. BUREAU OF MINES WAR MINERALS REPORT, 1945, BLEWETT NICKEL-IRON DEPOSIT

  • Deposit

    PROJECT 508, CHELAN COUNTY, WASHINGTON.

General comments

Subject category Comment text
Deposit THE DEPOSIT IS GENERALLY THOUGHT TO BE A BURIED LATERITE. THE BLEWETT-CLE ELUM IRON-NICKEL ZONE IS A DISCONTINUOUS SERIES OF DEPOSITS ALONG A 20 MILE EAST-WEST TREND.

Reporter information

Type Date Name Affiliation Comment
Reporter 13-SEP-94 Mckinney U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.