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  3. Mineral Resource Data System (MRDS)

Dee Gold Mine

Plant in Elko county in Nevada, United States with commodities Gold, Silver
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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. Production statistics
  16. Reserves and resources
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10124478
MRDS ID M242256
MAS/MILS ID 0320070126
Record type Site
Current site name Dee Gold Mine
Alternate or previous names Dee Mine, Dee Gold Mining Co., Deep North Deposit, Southeast Extension, Boulder Creek Deposit, Boulder Creek Prospect 0320070952, Boulder Creek Mine 0320070909
Related records 10047016, 10310338

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -116.42763, 41.0457 (WGS84)
Elevation 1700
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Elko(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Santa Renia Fields(quadrangle 1:24,000 scale)

Tuscarora(quadrangle 1:100,000 scale)

McDermitt(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Humboldt(hydrologic unit)

Humboldt(hydrologic accounting unit)

Black Rock Desert-Humboldt(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NV)

Bureau of Land Management NV BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Nevada Elko

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 037 N 049 E 34 SWSW Nevada

Commodities

Commodity Importance
Gold Primary
Silver Tertiary

Materials information

Materials Type of material
Gold Unknown

Nearby scientific data

Ore Body (1) -116.42763, 41.0457
ListMap

Economic information

Ore body information

  • Strike N15W
    Dip 45W
    Thickness 46M
    Length 228M
    Width 183M
    Depth to top 30M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 DISSEMINATED
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SILICIFICATION
    Type of Wallrock Alter. #2 PYRITIZATION
    Type of Wallrock Alter. #3 ADV ARGILLIC
    Strike And Dip N15W:45W
    Minimum Depth to Top 14
    Avg. Thick. Unconsol. Mat. 6
    Min. Thick. Unconsol. Mat. 2
    Date of Last Modification 850904
  • Area 410HA
    Field Value
    Total Surface Area (HA) 410
    Date of Last Modification 910418

Comments on the geologic information

  • HIGH GRADE SILVER IS REPORTEDLY TIED TO SILICA BENEATH THE GOLD ZONE.

Economic information about the deposit and operations

Operation type Surface
Development status Plant
Commodity type Metallic
Deposit size Small
Significant Yes
Discovery year 1981
Mining method Open Pit
Year of first production 1984
Plant type Leach
Milling method Heap Leach-Agglomerate-Carbon Column-Electrowin

Comments on exploration

  • IN 1981-1982 ABOUT 240 EXPLORATORY HOLES WERE DRILLED IN THE PROPOSED PIT AREA.IN THE SUMMER OF 1982 2 PILOT HEAP LEACH WERE CONDUCTED.REPORTED MINE LIFE 8 YRS. FROM STARTUP,1984. BY DEC.,1982 DRILLING HAD NOT DEFINED THE BOTTOM OF MINERAL- IZATION.

Mining district

District name Bootstrap District

Mineral rights holdings

Type of mineral rights Patented
Type of mineral rights Located Claim
Type of mineral rights Other

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Rayrock Yellowknife Resources, Inc.
    Interest 100
    Home office Canada
    Year 1996
    First year 1994
  • Type Operator
    Owner Dee Gold Mining Comp.
    Home office Nevada
    Year 1996
    First year 1983
  • Type Owner
    Owner John S. Livermore
    Interest 12
    Home office Nevada
    Year 1990

Comments on the ownership information

  • SEE BIB FOR NEW OWNERSHIP BACK UP REF "O" 001-002. DEE GOLD MINNG, INC. PARTNERS ARE: LCANA MINING CORP. 29 1/3% RAYROCK MINES INC. 29 1/3%, DOME MINES GROUP 29 1/3%, U.S. LIVERMORE, 12%.

Production statistics

  • Year 1984
    Description Mt Leach Ore Unknown
  • Year 1984
    Description 59000 Mt Milled Ore Per Year
  • Year 1985
    Description Leached Ore 466000 Metric Tons Ore
  • Year 1985
    Description Milled Ore 295000 Metric Tons Ore
  • Year 1985
    Description 480000 Mt Leach Ore Year
  • Year 1985
    Description 295000 Mt Milled Ore Per Year
  • Year 1986
    Description Leached Ore 413000 Metric Tons Ore
  • Year 1986
    Description Milled Ore 321000 Metric Tons Ore
  • Year 1986
    Description Mined Ore 747000 Metric Tons Ore
  • Year 1991
    Description Silver 42000 Oz
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Silver Silver 118588g
  • Year 1991
    Description Gold 42000 Oz
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 118587g
  • Year 1992
    Description Gold 38818 Oz
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 1096026g
  • Year 1993
    Description Gold 25772 Oz
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 814987g
  • Year 1994
    Description Gold 24219 Oz
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 768977g
  • Year 1995
    Description Gold Production 35867 T Oz/Yr Gold

Comments on the production information

  • MILL ORE AND HEAP LEACH. 1988 AU PROD.= 50,000 OZ. 1989 AU PROD.= 45,660 OZ. FROM TREATING 433,727 MT ORE. 1989 RESERVE 268,000 OZ. CONT.AU. MINE PRODUCTION: 800 T/D ORE FROM THE OPEN PIT WHERE THE STRIPPING RATIO IS 7:1 WASTE TO ORE.

Reserves and resources

  • Type In-situ
    Estimate year 1987
    Measured 1791000mt ore
    Indicated 2420000mt ore
    Demonstrated 4211000mt ore
    Total resources 4211000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 3.5 g/mt Gold Major 1987
  • Type In-situ
    Estimate year 1987
    Measured 902000mt ore
    Indicated 1820000mt ore
    Demonstrated 2722000mt ore
    Total resources 2722000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.86 g/mt Gold Major 1987
  • Type In-situ
    Estimate year 1987
    Measured 389700mt ore
    Demonstrated 389700mt ore
    Total resources 389700mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.82 g/mt Gold Major 1987
  • Type In-situ
    Estimate year 1995
    Demonstrated 11725000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.75 g/mt Gold Major 1995
  • Type In-situ
    Estimate year 1995
    Measured 3317000mt ore
    Demonstrated 3317000mt ore
    Total resources 3317000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 3.74 g/mt Gold Major 1995
  • Type In-situ
    Estimate year 1995
    Measured 8409000mt ore
    Demonstrated 8409000mt ore
    Total resources 8409000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.96 g/mt Gold Major 1995
  • Type In-situ
    Estimate year 1996
    Measured 4070500mt ore
    Indicated 7018900mt ore
    Demonstrated 11089400mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.66 g/mt Gold Major 1996
  • Type In-situ
    Estimate year 1997
    Demonstrated 10642000mt ore
    Total resources 10642000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.68 g/mt Gold Major 1997

Comments on the reserve resource information

  • M1C1=M2C1+M3C1. MATRIX 1 COL 1 IS AV. GRADE ORE. INCLUDES 5% DILUTION M2C1 = M1C1-M3C1. MATRIX 2 COL 1 IS HIGH GRADE ORE. INCLUDES 5% DILUTION M3C1=M1C1-M2C1. MATRIX 3 COL 1 IS LOW GRADE ORE. INCLUDES 5% DILUTION.
  • 1995 DEMONSTRATED ORE RESOURCES: SUMMARY DATA.

Workings at the site

  • Type of workings Surface
    Area 410HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method OPEN PIT
    Swell Factor .6
    Percent Waste Rock 75.1
    Avg. Overburden Thickness 28
    Primary Material Cover SAND, GRAVEL
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 10
    Max. Pit Slope (degrees) 45
    Capacity 2131
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 465
    Unit Production Cost 6.23
    Units of Production $/MT ORE
    Operating Days per Year 260
    Operating Shifts per Day 2
    Year of Information 1984

Comments on other economic factors

  • MILL: ON-SITE, UNDER CONSTRUCTION, AGITATED CYANIDE LEACH, CARBON-IN-PULP, ELECTROLYSIS, HEAP LEACH, PROCESS RATE; 820 T/D, PRODUCES DORE BULLION. ABOUT 1200 KG AU/YR FOR THE FIRST TWO THEN 1000 KG AU/YR THEREAFTER.

Reference information

Bibliographic references

  • Ownership

    SKILLINGS MINING REVIEW, MARCH 26, 1994, P4, "RAYROCK

  • Ownership

    YELLOWKNIFE GAINS 100% INTREST IN DEE GOLD MINE".

  • Reserve-Resource

    LACANA 1986 ANNUAL REPORT.

  • Reserve-Resource

    CANADIAN MINES HANDBOOK, 1995-96, P316, "INTRESTS: (1)-

  • Reserve-Resource

    RESOURCES:"

  • Reserve-Resource

    1995/96, NEVADA MINES DIRECTORY, PP. 16, 17, 22.

  • Reserve-Resource

    AMERICAN MINES HANDBOOK 1996, PP. 199-201.

  • Reserve-Resource

    RANDOL 1996/97 MINES DIRECTORY, U.S. MINES & MINING

  • Reserve-Resource

    COMPANIES, P240.

  • Reserve-Resource

    RAYROCK YELLOWKNIFE RESOURCES, INC., 1995, ANNUAL REPORT,

  • Reserve-Resource

    SEC II, P4.

  • Reserve-Resource

    RAYROCK YELLOWKNIFE RESOURCES, INC., 1996 ANNUAL REPORT,

  • Reserve-Resource

    PP. 6-8.

  • Deposit

    AMERICAN IRON ORE ASSOCIATION. LACANA STARTS WORK ON

  • Deposit

    NEVADA GOLD MINE. V. 92, NO. 3, JAN. 5, 1984, P. 6.

  • Deposit

    BAGBY, W. C. SEDIMENT-HOSTED DISSEMINATED GOLD

  • Deposit

    DEPOSITS IN NEVADA: A REVIEW OF THEIR GEOLOGIC

  • Deposit

    CHARACTERISITCS. ABSTR. NO. 33,496 IN ABSTRACTS WITH

  • Deposit

    PROGRAMS, 1984. 97TH ANNU. MEETING, GEOL. SOC. AM.,

  • Deposit

    NOVEMBER. 5-8, 1984, RENO, NV, P. 434.

  • Deposit

    BAGBY, W. C., W. J. PICKTHORN, R. GOLDFARB, AND R. A.

  • Deposit

    HILL. APPLICATION OF RANK SUM ANALYSIS TO SOIL

  • Deposit

    GEOCHEMISTRY AT THE DEE GOLD MINE, ELKO COUNTY, NEVADA.

  • Deposit

    ABSTR. IN EXPLORATION FOR ORE DEPOSITS OF THE NORTH

  • Deposit

    AMERICAN CORDILLERA. SYMP. OF ASSOC. EXPL. GEOCHEM., RENO,

  • Deposit

    NV, MAR. 25-28, 1984, P. 32.

  • Deposit

    BLOOMSTEIN, E. I. AMMONIA ALTERATION IS A

  • Deposit

    GEOCHEMICAL LINK IN GOLD DEPOSITS OF THE CARLIN-MIDAS

  • Deposit

    BELT. ABSTR. IN EXPLORATION FOR ORE DEPOSITS OF THE NORTH

  • Deposit

    NV, MARCH 25-28, 1984, PP. 27.

  • Deposit

    BONHAM, H. F., JR. RESERVES, HOST ROCKS, AND AGES OF

  • Deposit

    BULK-MINEABLE PRECIOUS METAL DEPOSITS IN NEVADA. NV BUR.

  • Deposit

    MINES AND GEOL. OFR 82-9, 1982, 4 PP.

  • Deposit

    BUSHNELL, K. O. $24 MILLION MINE PROJECT TO START IN

  • Deposit

    NEVADA. V. 52, NO. 10, JUNE 1983, P. 66.

  • Deposit

    CLISBY, H. NEVADA'A PRECIOUS METALS PICTURE LOOKING

  • Deposit

    BETTER ALL THE TIME. BIG SKY PAYDIRT (BISBEE, AZ),

  • Deposit

    NO. 36, SEPT. 1983, PP. 21A-25A.

  • Deposit

    ELLIS, ROGER, THE DEE GOLD MINE. MINING MAGAZINE, FEB.

  • Deposit

    1986, P. 112-115.

  • Deposit

    GRANGER, A. E., M. M. BELL, G. C. SIMMONS, AND F.

  • Deposit

    LEE. GEOLOGY AND MINERAL RESOURCES OF ELKO COUNTY,

  • Deposit

    NEVADA. NV BUREAU OF MINES AND GEOL. BULL. 54, 1957, 190 PP.

  • Deposit

    HOPE, R. A., AND R. R. COATS. PRELIMINARY GEOLOGIC

  • Deposit

    MAP OF ELKO COUNTY, NEVADA. U.S. GEOL. SURV. OPEN-FILE

  • Deposit

    MAP 76-779, 6 SHEETS, 1976, SCALE 1:100,000.

  • Deposit

    NORTHERN MINER (TORONTO). CORDEX V SYNDICATE TO GO

  • Deposit

    TO PRODUCTION. APR. 7, 1983, P. 1.

  • Deposit

    NORTHERN MINER (TORONTO). LACANA INCREASES PROFIT,

  • Deposit

    REVENUE CITES ACTIVITY ON SEVERAL FRONTS. SEPT. 1, 1983,

  • Deposit

    P. 5.

  • Deposit

    PEARCE, R. C., RICH REWARDS FROM NEVADA GOLD FOR

  • Deposit

    RAYROCK, DOME, AND LACANA. NORTHERN MINER (TORONTO),

  • Deposit

    V. 69, NO. 12, 1983, PP. 1, 6.

  • Deposit

    SKILLINGS, D.N., JR. DEE GOLD MINING CO. STARTS UP

  • Deposit

    NEWEST GOLD PROPERTY IN CARLIN GEOLOGIC TREND. SKILLINGS

  • Deposit

    MINING REVIEW, V. 74, NO. 11, MAR. 16, 1985, P. 6-7.

  • Deposit

    SMITH, R. M. MINERAL RESOURCES OF ELKO COUNTY,

  • Deposit

    NEVADA. U.S. GEOL. SURV. OFR 76-56, 1976, 194 PP.

  • Deposit

    WALLACE, A. B., AND F. W. BERGWALL. GEOLOGY AND GOLD

  • Deposit

    MINERALIZATION AT THE DEE MINE, ELKO COUNTY, NEVADA.

  • Deposit

    ABSTR. NO. 33,390 IN ABSTRACTS WITH PROGRAMS, 1984. 97TH

  • Deposit

    ANNU. MEETING, GEOL. SOC. AM., NOV. 5-8, 1984, RENO, NV,

  • Deposit

    P. 686.

  • Deposit

    HOMESTAKE MINING COMPANY, OFFER TO PURCHASE, INTERNATIONAL

  • Deposit

    CORNA CORP., JUNE 15, 1992.

  • Deposit

    RAYROCK YELLOWKNIFEMRESOURCES INC. LETTER TO SHAREHOLDERS,

  • Deposit

    MARCH 1994. PP. 1, 2.

  • Deposit

    493. NEVADA MINING ASSOCIATION (RENO), DEE GOLD MINE GEARS

  • Deposit

    UP; BIDS OUT FOR CONSTRUCTION OF MILL, NEVADA MINING

  • Deposit

    ASSOCIATION, BULL, V7, #3, 1983, P5.

  • Deposit

    494. NEVADA MINING ASSOCIATION (RENO). TENNECO RESTARTS

  • Deposit

    OPEN-PIT GOLD MINE AT HISTORIC MANHATTAN. NV MIN. ASSOC.

  • Deposit

    BULL., V. 7, NO. 3, 1983, P. 8.

  • Deposit

    659. SKILLINGS' MINING REVIEW. DEE OPEN PIT GOLD MINE

  • Deposit

    AND MILL IN NEVADA FOR SEPTEMBER START UP. V. 73,

  • Deposit

    NO. 21, 1984, P. 25.

  • Deposit

    THE MINING RECORD, V 107, N34, AUG. 21, 1996, P13.

  • Deposit

    THE NORTHERN MINER, 2/24/97, "MINING SUSPENDED AT RAYROCK'S

  • Deposit

    DEE."

  • Deposit

    THE MINING RECORD, VOL., 107, #43, OCT., 23, 1996, P3

  • Deposit

    THE MINING RECORD, VOL., 108, #9, FEB. 26, 1997, P15.

  • Deposit

    CANADIAN MINES HANDBOOK, 1995/96, P316.

  • Deposit

    1995/95, NEVADA MINES DIRECTORY, PP. 17, 22.

  • Deposit

    RANDOL 1996/97, MINES DIRECTORY, U.S. MINES & MINING

  • Deposit

    COMPANIES, P240.

General comments

Subject category Comment text
Deposit GENERAL SIZE OF ORE BODY: SMALL

Reporter information

Type Date Name Affiliation Comment
Reporter 22-SEP-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.

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.