Williams Page Williams

Plant in Ontario, Canada with commodities Gold, Silver
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Ownership information
  13. Production statistics
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10206259
MAS/MILS ID 1220400118
Record type Site
Current site name Williams Page Williams
Alternate or previous names Page Williams, Lac Minerals/Williams Property, Page-Williams, Wiliams Property

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -85.88325, 48.6667 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Canada Ontario

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Gold Unknown
Molybdenite Unknown
Pyrite Unknown
Quartz Unknown

Nearby scientific data

Ore Body (1) -85.88325, 48.6667

Economic information

Ore body information

  • Strike N45W
    Dip 65N
    Thickness 25M
    Length 1000M
    Width 500M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 TABULAR
    Primary mode of Origin CONT METASOMATIC
    Primary Ore Control FAULTING
    Secondary Ore Control CONTACT ZONE
    Degree of Wallrock Alter. SLIGHT
    Type of Wallrock Alter. #1 SERICITIC
    Strike And Dip N45W:65N
    Minimum Depth to Top 0
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 861015

Comments on the geologic information

  • THE MINERALIZATION OCCURS IN A QUARTZ PORPHYRY INTRUSION WHICH IS APPROXIMATELY 250FT THICK IN THE EAST AND 1000FT THICK IN THE WEST. BOTH MARGINS OF THE PORPHYRY ARE SHEARED SILICIFIED AND MINERALIZED WITH PYRITE, MOLYBDENITE AND GOLD.

Economic information about the deposit and operations

Operation type Underground
Development status Plant
Commodity type Metallic
Significant Yes
Discovery year 1981
Mining method Open Stope - Sublevel
Year of first production 1985
Plant type Leach
Plant subcategory Hydromet
Milling method Carbon-In-Pulp-Electrowin

Mining district

District name Hemlo District

Mineral rights holdings

Type of mineral rights Patented
Type of mineral rights Located Claim

Ownership information

  • Type Owner
    Owner Homestake Canada Inc. (Sub Of Homestake Mining Co.)
    Interest 50
    Home office Canada
    Year 1993
    First year 1992
  • Type Owner
    Owner Teck Corp.
    Interest 50
    Home office Canada
    Year 1993
    First year 1992
  • Type Operator
    Owner Williams Operating Corp.
    Home office Canada
    Year 1993
    First year 1992

Production statistics

  • Year 1985
    Description 2.39 G Au 135455 Mt Ore
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 135455mt 2g/mt
  • Year 1986
    Description 1232727 Mt Ore
  • Year 1987
    Description 1363636 Mt Ore
  • Year 1988
    Description 8.04 G Au 1363636 Mt Ore
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 1363636mt 8g/mt
  • Year 1989
    Description 8.41 G Au 1926587 Mt Ore
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 1926587mt 8g/mt
  • Year 1990
    Description 8.52 G Au 2285455 Mt Ore
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 2285455mt 9g/mt
  • Year 1992
    Description Ore Production (Milled) @ 7.749 G/Mt 2086525 Mt/Yr
  • Year 1993
    Description Ore Production (Milled) @ 7.646 G/Mt 2104669 Mt/Yr
  • Year 1994
    Description Ore Production (Milled) @ 6.96 G/Mt 2089246 Mt/Yr
  • Year 1995
    Description Ore Production (Milled) @ 6.171 2146399 Mt/Yr
  • Year 1996
    Description Ore Production (Milled) @ 6.309 2125534 Mt/Yr

Comments on the production information

  • DESCRIPTION SHOWS MILL FEED GRADES. UNDERGROUND OPERATIONS BEGAN IN 1986.
  • BOTH THE GOLD AND SILVER CONTAINED IN THE DORE BULLION WILL BE SEPARATED AND REFINED IN OTTAWA.

Reserves and resources

  • Type In-situ
    Estimate year 1983
    Indicated 29000000mt ore
    Demonstrated 29000000mt ore
    Total resources 29000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 6.8 g/mt Gold Major 1983
  • Type In-situ
    Estimate year 1992
    Demonstrated 33866123mt ore
    Total resources 33866123mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 5.86 g/mt Gold Major 1992
  • Type In-situ
    Estimate year 1993
    Demonstrated 31915676mt ore
    Total resources 31915676mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 5.97 g/mt Gold Major 1993
  • Type In-situ
    Estimate year 1997
    Demonstrated 32158792mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 5.01 g/mt Gold Major 1997
  • Type In-situ
    Estimate year 1993
    Demonstrated 31915676mt ore
    Total resources 31915676mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 5.97 g/mt Gold Major 1993

Comments on the reserve resource information

  • MATRIX 1 COLUMN 1; RESOURCES USED IN THE 1983 PROPERTY EVALU. AND WORLD GOLD STUDY. MATRIX 1 COLUMN 3; RESOURCES USED IN THE 1993 CANADIAN GOLD STUDY AND PROPERTY EVALUATION. SILVER GRADE DATA IN COL. 3 IS FROM THE 1991 BROOK HUNT STUDY.
  • RESERVE DATE 12/31/96: PROVEN + PROBABLE RES: SILVER GRADE DATA FROM 1991 BROOK HUNT STUDY, PAGE 333.

Workings at the site

  • Type of workings Underground
    Overall depth 1200M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method BREAST STOPING 10-30
    Percent Recovery 100
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics NO PLANES OF WEAKNESS
    Rock Support Chars. SUPPORTING
    Mine Support Chars. UNKNOWN
    Number of Shafts 1
    1st Condition of Workings OPEN
    Capacity 6520
    Capacity Units MT ORE/DAY
    Unit Production Cost 11.34
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 2
    Year of Information 1984

Comments on other economic factors

  • THE PRODUCT IS TRANSPORTED TO THE ROYAL CANADIAN MINT, IN OTTAWA, VIA BRINKS SECURITY TRUCKS.

Reference information

Bibliographic references

  • Reserve-Resource

    E&MJ. WILLIAMS PROPERTY MORE RESERVES. DEC.16,1983,P.442.

  • Reserve-Resource

    CANADIAN MINES HANDBOOK, 1991-92, P. 212.

  • Reserve-Resource

    INTERNATIONAL CORONA CORP. 1991 ANNUAL REPORT, PAGE 9.

  • Reserve-Resource

    HOMESTAKE MINING COMPANY 1996 FORM 10-K REPORT, P18.

  • Reserve-Resource

    TECK CORPORATION 1996 ANNUAL REPORT, P11.

  • Deposit

    E&MJ, FEB. 1984, P. 69.

  • Deposit

    E&MJ. WILLIAMS DRILLING CONTINUES. SEPT. 16, 1983, P.206.

  • Deposit

    E&MJ. LAC REPORTS ON HEMLO DRILLING. JULY 15, 1983, P.47.

  • Deposit

    E&MJ. WILLIAMS RESERVES UP. JAN. 27, 1984, P. 61.

  • Deposit

    E&MJ. WILLIAMS PROPERTY MORE RESERVES. DEC.16,1983,P.442.

  • Deposit

    MINING JOURNAL. WILLIAMS PROPERTY STUDY. JULY 22, 1983,

  • Deposit

    P. 65.

  • Deposit

    MINING MAGAZINE. MORE HEMLO GOLD RESERVES. JUNE 1983,

  • Deposit

    P. 414.

  • Deposit

    THE NORTHERN MINER. LAC INCREASES RESERVES AT HEMLO

  • Deposit

    PLANS BIG WORK PROGRAM IN SUMMER. MAR. 17, 1983.

  • Deposit

    THE NORTHERN MINER. LAC FILES DISPUTE WITH REORDER

  • Deposit

    CLAIMING BIGGEST HEMLO DEPOSIT. FEB. 17, 1983.

  • Deposit

    THE NORTHERN MINER. MALARTIC SIMILARITIES STEERED LAC TO

  • Deposit

    HEMLO. JANUARY 19, 1984, P. B12.

  • Deposit

    ------. THE GEOLOGY OF GOLD IN ONTARIO. ONTARIO

  • Deposit

    GEOLOGICAL SURVEY MISCELLANEOUS PAPER 110, 1983, PP.226-239.

  • Deposit

    CANADIAN MINES HANDBOOK, 1990-91, P136, (12/31/89).

  • Deposit

    CANADIAN MINES HANDBOOK, 1996-97, PP. 214,215,408,409,491.

  • Deposit

    HOMESTAKE MINING COMPANY ANNUAL REPORTS; 1992 - 1996.

  • Deposit

    TECK CORPORATION ANNUAL REPORTS; 1995, 1996.

Reporter information

Type Date Name Affiliation Comment
Reporter 15-JUL-97 Buckingham, David A. U.S. Bureau of Mines

Beyond USGS

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