Shakanai

Plant in Akita, Japan with commodities Copper, Gold, Lead, Silver, Sulfur, Zinc
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. Land status
  13. Ownership information
  14. Production statistics
  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 10206994
MAS/MILS ID 5880020003
Record type Site
Current site name Shakanai
Alternate or previous names Shakanai Mine

Comments on the site names

  • OTHER NAMES:SYAKANAI, OWA.

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 140.31861, 40.17847 (WGS84)
Location accuracy 5000(meters)

Site location context

Political divisions (FIPS codes)

Akita(province)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Japan Akita

Commodities

Commodity Importance
Copper Primary
Gold Tertiary
Lead Primary
Silver Tertiary
Sulfur Primary
Zinc Critical Primary

Materials information

Materials Type of material
Barite Unknown
Chalcopyrite Unknown
Galena Unknown
Gypsum Unknown
Pyrite Unknown
Sphalerite Unknown
Tetrahedrite Unknown

Nearby scientific data

Ore Body (1) 140.31861, 40.17847

Economic information

Ore body information

  • Strike N15E
    Dip 05S
    Thickness 25M
    Length 1000M
    Width 500M
    Depth to top 250M
    Field Value
    MAS Matrix # 2
    MAS Column # 1
    Type of Orebody #1 BRECCIA FILL
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 REPLACEMENT
    Primary mode of Origin MAGMATIC DIFFER
    Secondary mode of Origin SEDIMENTATION
    Primary Ore Control IGNEOUS
    Secondary Ore Control LITHOLOGY
    Degree of Wallrock Alter. SLIGHT
    Strike And Dip N15E:05S
    Minimum Depth to Top 200
    Date of Last Modification 910515

Economic information about the deposit and operations

Operation type Underground
Development status Plant
Commodity type Both
Significant No
Discovery year 1963
Mining method Combined Methods - Other Combined Methods
Year of first production 1967
Plant type Beneficiation (Mill)
Plant subcategory Flotation
Milling method Flotation

Mining district

District name Hokuroku District

Mineral rights holdings

Type of mineral rights Minerals Only

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Shakanai Mining Co.
    Interest 100
    Home office Japan
    Year 1980
  • Type Owner
    Owner Nippon Mining Co., Ltd.
    Interest 100
    Home office Japan
    Year 1980

Comments on the ownership information

  • THE SHAKANAI MINING COMPANY IS A WHOLLY OWNED SUBSIDIARY OF THE NIPPON MINING COMPANY. OTHER OWNERS: SHOKANOI & DOYASHUI.

Production statistics

  • Year 1971
    Period Apr 68 To Mar 71
    Accuracy Estimate
    Description Estimated Ore Prod. Apr 68 To Mar 71 1050000 Total Mt Ore
  • Year 1983
    Period Apr 83 To Dec 83
    Accuracy Estimate
    Description Estimated Ore Prod. Apr 83 To Dec 83 315000 Total Mt Ore
  • Year 1983
    Period Apr 71 To Mar 83
    Accuracy Estimate
    Description Estimated Ore Prod. Apr 71 To Mar 83 5425000 Total Mt Ore

Reserves and resources

  • Type In-situ
    Estimate year 1968
    Measured 30000000mt ore
    Demonstrated 30000000mt ore
    Total resources 30000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 1 wt-pct Lead Major 1968
    Copper Cu 1.7 wt-pct Copper Major 1968
    Sulfur S 25 wt-pct Sulfur Major 1968
    Zinc Zn 5 wt-pct Zinc Major 1968

Comments on the reserve resource information

  • SEE THE "R" BIBLIOGRAPHY FOR DETAILS. THE SOURCE FOR RECORD 1 COULD NOT BE FOUND.
  • Q-MATRIX 1 COLUMN 1 IS THE RESOURCE ESTIMATE USED IN THE 1985 PROPERTY EVALUATION. SEE THE "R" BIBLIOGRAPHY REFERENCES FOR DETAILS.

Workings at the site

  • Type of workings Underground
    Overall depth 380M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method UNDERHAND 10-35
    Percent Waste Rock 10
    Percent Recovery 90
    Hardness of Rock UNKNOWN
    Rock Characteristics UNKNOWN
    Rock Support Chars. UNKNOWN
    Mine Support Chars. UNKNOWN
    Number of Shafts 1
    Length of Inclines (m) 1700
    Slope of Inclines 10
    Number of Inclines 2
    1st Condition of Workings OPEN
    Capacity 1200
    Capacity Units MT ORE/DAY
    Operating Days per Year 312
    Operating Shifts per Day 2
    Year of Information 1983

Reference information

Bibliographic references

  • Reserve-Resource

    WORLD MINING, "JAPAN ..... RECORD SMELTER METAL PRODUCTION,

  • Reserve-Resource

    DOMESTIC GOLD OUTPUT INCREASE," 1968, P.99.

  • Reserve-Resource

    WORLD MINING, NOV. 1967, PAGE 48.

  • Reserve-Resource

    CATALOG, SURVEY AND DIRECTORY NUMBER, 1967, "JAPAN," PAGE 85

  • Reserve-Resource

    WORLD MINING, "ASIA JAPAN ... TWO NEW MINES COMMENCE

  • Reserve-Resource

    KUROKO ORE PRODUCTION," DECEMBER 1966, PAGE 31.

  • Deposit

    MINING MAGAZINE, VOL. 135, NO. 3, SEPTEMBER 1976, P. 245.

  • Deposit

    ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY,

  • Deposit

    1975.

  • Deposit

    1976/77 WORLD MINES REGISTER, MILLER FREEMAN PUBLICATIONS,

  • Deposit

    SAN FRANCISCO, AUGUST 1976, P. 104.

  • Deposit

    MARUYAMA, S. AND SATO, N., GEOLOGY AND EXPLORATION OF THE

  • Deposit

    KUROKO DEPOSITS IN JAPAN: PROCEEDINGS OF THE AMERICAN INSTI-

  • Deposit

    TUTE OF MINING, METALLURGICAL AND PETROLEUM ENGINEERS (AIME)

  • Deposit

    WORLD SYMPOSIUM ON MINING AND METALLURGY OF LEAD AND ZINC,

  • Deposit

    VOL. 1, CHAPTER 9, 1970, P. 171-194.

  • Deposit

    DEFENSE MAPPING AGENCY, SERIES 1501, SCALE 1:250,000, SHEET

  • Deposit

    NK 54-10.

  • Deposit

    WORLD MINING, COLUMN MINING DEVELOPMENT FOR SMALL OREBODY IN

  • Deposit

    SOFT GROUND, JULY 1969, P. 28.

  • Deposit

    WORLD MINING, VOL. 1, NO. 1, SEPTEMBER 1965, P. 61.

  • Deposit

    WORLD MINING, VOL. 2, NO. 13, DECEMBER 1966, P. 31.

  • Deposit

    MINING JOURNAL, OCTOBER 1976, P. 126.

  • Deposit

    MINING ENGINEERING, THE BLACK ORE DISTRICT OF HORUROKO: VOL.

  • Deposit

    21, NO. 5, MAY 1969, P. 60-65.

  • Deposit

    OTHER SOURCES ADDED DURING THE 1991 UPDATE

  • Deposit

    KAJIWARA, YOSHIMICHI, "SYNGENETIC FEATURES OF THE KUROKO ORE

  • Deposit

    FROM THE SHAKANAI MINE," IN "MINERAL DEPOSITS OF VOLCANIC

  • Deposit

    AFFINITY," PP. 197-205.

  • Deposit

    MIZUMOTO, H., "ORE DEPOSIT AND EXPLORATION AT THE SHAKANAI

  • Deposit

    MINE," SHAKANAI MINING COMPANY, LTD., OCTOBER, 1975, 8 P.

  • Deposit

    OHTAGAKI, TOHUR; TSUKADA, YASUSHI; HIRAYAMA, HARUHIOO;

  • Deposit

    FUGIOKA, KIROYUKI; AND MIYOSHI, TAKEOMI., "GEOLOGY OF THE

  • Deposit

    SHAKANAI MINE, AKITA PREFECTURE," IN " GEOLOGY OF KUROKO

  • Deposit

    DEPOSITS," MINING GEOLOGY SPECIAL ISSUE, NO. 6, 1974, THE

  • Deposit

    SOCIETY OF MINING GEOLOGISTS OF JAPAN, PP. 131-139.

  • Deposit

    SATO, JUICHI, "ORES AND ORE MINERALS FROM THE SHAKANAI MINE,

  • Deposit

    AKITA PREFECTURE, JAPAN," IN "GEOLOGY OF KUROKO DEPOSITS,"

  • Deposit

    MINING GEOLOGY SPECIAL ISSUE, NO. 6, 1974, THE SOCIETY OF

  • Deposit

    MINING GEOLOGISTS OF JAPAN, PP. 323-333.

  • Deposit

    MINING AND METALLURGICAL INSTITUTE OF JAPAN, GUIDE BOOK 4,

  • Deposit

    "SHAKANAI MINE," KUROKO MINES IN AKITAKEN, JOINT MEETING

  • Deposit

    MMIJ-AIME, 1972, TOKYO, MAY 24-27, PP. 50-76.

  • Deposit

    E&MJ, 1984 E&MJ INTERNATIONSL DIRECTORY OF MINING, P321.

  • Deposit

    MINING JOURNAL, LONDON, VOL. 308, NO 7913, APRIL 17, 1987,

  • Deposit

    "SHAKANAI CLOSES," PAGE 239.

General comments

Subject category Comment text
Deposit THIS MINE/MILL CLOSED IN MARCH 1987. ECONOMIC KUROKO ORE RESERVES WERE DEPLETED. WAS USED IN THE SULFUR STUDY OF 1985, 86: REMOVED FROM ADIT; 01/95. INSUFFICIENT PAYABLE KUROKO ORE.

Reporter information

Type Date Name Affiliation Comment
Reporter 05-JAN-95 Buckingham, David A. U.S. Bureau of Mines

Beyond USGS

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