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  3. Mineral Resource Data System (MRDS)

Brady Glacier

Prospect in Alaska, United States with commodities Cobalt, Copper, Lead, Nickel, PGE, Zinc
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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. Reserves and resources
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10282642
MRDS ID A013136
MAS/MILS ID 0021110007
Record type Site
Current site name Brady Glacier
Alternate or previous names Ms2229,Pat50650475,Blm59138, Nunatak 1-4 See #1, Nunatak 14-17 See #1, Nunatak 24-27 See #1, Nunatak 34-37 See #1, Nunatak 54-57 See #1
Related records 10002234

Geographic coordinates

Point of reference Claim
Geographic coordinates: -136.9202, 58.55661 (WGS84)
Elevation 1052
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Hoonah-Angoon(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Fairweather C-3(quadrangle 1:63,360 scale)

Mount Fairweather NE(quadrangle 1:100,000 scale)

Mount Fairweather(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Glacier Bay(hydrologic unit)

Northern Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Glacier Bay 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

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 038 S 051 E 26 N2NENE Alaska

Commodities

Commodity Importance
Cobalt Critical Secondary
Copper Primary
Lead Tertiary
Nickel Critical Primary
PGE Critical Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Augite Unknown
Biotite Unknown
Chalcopyrite Unknown
Enstatite Unknown
Epidote Unknown
Forsterite Unknown
Pentlandite Unknown
Picotite Unknown
Plagioclase Unknown
Pyroxene Unknown
Pyrrhotite Unknown
Quartz Unknown
Serpentine Unknown
Tremolite Unknown

Nearby scientific data

Claim (1) -136.9202, 58.55661
ListMap

Economic information

Ore body information

  • Strike N30W
    Dip 30E
    Thickness 518M
    Length 229M
    Width 229M
    Area 304HA
    Depth to top 120M
    Field Value
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 PIPELIKE
    Type of Orebody #2 DISSEMINATED
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control IGNEOUS
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N30W:30E
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 120
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 304
    Date of Last Modification 880217

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Deposit size Large
Significant Yes
Discovery year 1958
Mining method Caving Methods - Other Caving Methods
Milling method Flotation

Mining district

District name Yakutat

Mineral rights holdings

Type of mineral rights Patented
Type of mineral rights Private Lease

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Newmont Exploration, Ltd.
    Home office New York
    Year 1980
  • Type Owner
    Owner Royal D. Alworth, Jr.
    Interest 11
    Home office Minnesota
    Year 1960
  • Type Owner
    Owner J. C. Campbell, Jr.
    Interest 2
    Home office Minnesota
    Year 1960
  • Type Owner
    Owner Guilford Hartley
    Interest 13
    Home office Minnesota
    Year 1960
  • Type Owner
    Owner J. G. Sellwood
    Interest 5
    Home office Minnesota
    Year 1960
  • Type Owner
    Owner H. B. Fryberger, Jr.
    Interest 2
    Home office Minnesota
    Year 1960
  • Type Owner
    Owner Operations, Inc.
    Interest 3
    Year 1978
  • Type Owner
    Owner F. K. Weyerhaeuser
    Interest 11
    Home office Minnesota
    Year 1960
  • Type Owner
    Owner C. D. Weyerhaeuser
    Interest 5
    Home office Washington
    Year 1960
  • Type Owner
    Owner Norton Clapp
    Interest 11
    Home office Washington
    Year 1960
  • Type Owner
    Owner Edmund Hayes
    Interest 5
    Home office Oregon
    Year 1960
  • Type Owner
    Owner John P. Mckee Estate
    Interest 10
    Home office Oregon
    Year 1978

Comments on the ownership information

  • OPERATOR ADDRESS: NEWMONT MINING CORPORATION 300 PARK AVENUE NEW YORK, NEW YORK 10022

Reserves and resources

  • Type In-situ
    Estimate year 1974
    Indicated 75860000mt ore
    Demonstrated 75860000mt ore
    Total resources 75860000mt ore
    Commodity Subtype Grade units Group Importance Year
    Nickel Ni 0.535 wt-pct Nickel Major 1974
    Copper Cu 0.33 wt-pct Copper Major 1974
  • Type In-situ
    Estimate year 1983
    Measured 90719000mt ore
    Demonstrated 90719000mt ore
    Total resources 90719000mt ore
    Commodity Subtype Grade units Group Importance Year
    Nickel Ni 0.53 wt-pct Nickel Major 1983
    Copper Cu 0.33 wt-pct Copper Major 1983

Comments on the reserve resource information

  • R3=M1C1. LITERATURE STATES COBALT PRESENT BUT NOT IN MINEABLE QUANTS. R2=M2C1 SELECTED SAMPLES OUTSIDE MATERIAL CONTAINING NI AND CU.

Workings at the site

  • Type of workings Underground
    Length 27400M
    Overall depth 450M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OTHER CAVING METHODS
    Percent Recovery 60
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Number of Shafts 2
    Avg. Length of Adits (m) 4524
    Number of Adits 1
    Capacity 14000
    Capacity Units MT ORE/DAY
    Unit Production Cost 22.31
    Units of Production $/MT ORE
    Operating Days per Year 363
    Operating Shifts per Day 3
    Year of Information 1977

Reference information

Bibliographic references

  • Ownership

    ALASKA KARDEX 111-041

  • Reserve-Resource

    FLUOR UTAH p. 16

  • Deposit

    B800 pp. 329-330

  • Deposit

    B836b pp. 117-135

  • Deposit

    ECON G 3801

  • Deposit

    B926C pp. 177-178

  • Deposit

    B947D

  • Deposit

    B963A

  • Deposit

    ECON G 5108

  • Deposit

    B1058B

  • Deposit

    B1094

  • Deposit

    B1121F

  • Deposit

    B1121K

  • Deposit

    ECON G 6306

  • Deposit

    B1223

  • Deposit

    ADGS AR 1966a p. 65

  • Deposit

    B1246 p. 162

  • Deposit

    I484

  • Deposit

    GSA BULL 6704 pp. 511-526

  • Deposit

    P700B

  • Deposit

    P632 pp. 79-82

  • Deposit

    MF436

  • Deposit

    P800C

  • Deposit

    AC&O 7410

  • Deposit

    OF78-316 pp. 12-13

  • Deposit

    OF78-494 pp. C96-C101

  • Deposit

    OF81-249A p. 3

  • Deposit

    P820

  • Deposit

    OF81-122

  • Deposit

    P1195

  • Deposit

    OP252

  • Deposit

    OF82-719 p. 10, No. 233

  • Deposit

    AMR 81-82 pp. 15, 39, 43

  • Deposit

    MTA 82 No. F-9

  • Deposit

    SR31 p. 43, No. 98

Comments on the references

  • BRACKEN, E.O. & MULLIGAN, J.J., 1967, USBM UNPUB RPT

General comments

Subject category Comment text
Deposit 20 CLAIMS PATD IN 1965 UNDER M.S. 2229 -CLAIMS NAMED NUNATAK 204 CLAIMS NOT PATENTED USGS CRIB W002845 USGS CRIB W016519 SMELTER LOCATION AT PORT NICKEL, LOUISIANA. TOTAL ELECTRICAL REQUIREMENTS ARE 27500 KW. TOTAL PERSONS REQUIRED IS 816.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1996 Rdc/Sbh U.S. Bureau of Mines

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.