Mozumi Mine

Producer in Gifu, Japan with commodities Lead, Silver, Zinc
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Ore body information
  8. Economic information about the deposit and operations
  9. Mining district
  10. Ownership information
  11. Production statistics
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10231812
MAS/MILS ID 5880090003
Record type Site
Current site name Mozumi Mine
Alternate or previous names Kamioka Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 137.33205, 36.33192 (WGS84)
Elevation 400
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Gifu(province)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Japan Gifu

Commodities

Commodity Importance
Lead Secondary
Silver Secondary
Zinc Critical Primary

Nearby scientific data

Ore Body (1) 137.33205, 36.33192

Economic information

Ore body information

  • Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin CONT METASOMATIC
    Primary Ore Control FOLDING
    Secondary Ore Control FAULTING
    Date of Last Modification 830706

Comments on the geologic information

  • MOZUMI MINE DEPOSITS CONSIST OF OVER 300 MASSIVE CONCENTRATIONS OF SKARN TYPE MINERALS REPLACING LIMESTONE. LAR- GEST DEPOSIT IS 250 M LONG AND 10 M WIDE.

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant No
Discovery year 1589
Mining method Filled Stopes - Horiz Cut and Fill W/Tailings
Year of first production 1874
Milling method Flotation

Mining district

District name Gifu

Ownership information

  • Type Owner-Operator
    Owner Mitsui Mining And Smelting Co. Ltd.
    Interest 100
    Home office Japan
    Year 1989

Production statistics

  • Year 1981
    Description Zinc And Lead Input- 5.71% And .68%; Output Is 56.2% And 66% Respectively 328799 Mt Ore/Yr
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Lead Lead 66wt-pct
    Major Zinc Zinc 56wt-pct

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method HORIZ CUT & FILL W/TAILINGS 10-60
    Percent Recovery 69.3
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Support Chars. SUPPORTING
    Mine Support Chars. CHEMICAL COATING
    Slope of Inclines 10
    1st Condition of Workings OPEN
    Capacity 1350
    Capacity Units MT ORE/DAY
    Operating Days per Year 270
    Operating Shifts per Day 2
    Year of Information 1989

Reference information

Bibliographic references

  • Deposit

    AKIYAMA, S., GEOLOGY AND ORE DEPOSITS OF THE KAMIOKA MINE,

  • Deposit

    CENTRAL JAPAN, INTERNAL PUBLICATION BY GEOLOGY AND RE-

  • Deposit

    ENGINEERING AND MINING JOURNAL, INTERNATIONAL DIRECTORY OF

  • Deposit

    MINING AND MINERAL PROCESSING OPERATIONS, MCGRAW-HILL,

  • Deposit

    1980.

  • Deposit

    METALS WEEK, SEPT. 21, 1981, P.6.

  • Deposit

    MINING JOURNAL, MAY 4, 1979.

  • Deposit

    MINING JOURNAL, AUG. 21, 1981, P. 135.

  • Deposit

    MITSUI MINING AND SMELTING CO. LTD., INTERNAL COMPANY PUBLI-

  • Deposit

    CATIONS AND BROCHURES.

  • Deposit

    NIGHTINGALE, W.G., ED., FINANCIAL TIMES MINING INTERNATIONAL

  • Deposit

    YEARBOOK, LONGMAN, LONDON.

  • Deposit

    RAUSCH, D.O., ET AL, EDS., LEAD-ZINC UPDATE, TRACKLESS MIN-

  • Deposit

    ING OPERATION AT KAMIOKA MINE, HIGASHI, N., ET AL, AIMM

  • Deposit

    & P ENGINEERS, INC., N.Y., 1977.

  • Deposit

    RAUSCH, D.O., ET AL, EDS., LEAD-ZINC UPDATE, AUTOMATIC CON-

  • Deposit

    TROL OF LEAD-ZINC FLOTATION OPERATION AND INTEGRATED

  • Deposit

    RECYCLING OF WASTEWATER AT KAMIOKA CONCENTRATORS, ISHI-

  • Deposit

    ZU, A., ET AL, AIMM & P ENGINEERS, INC., N.Y., 1977.

  • Deposit

    TATSUMI, T., ED., VOLCANISM AND ORE GENESIS, PYROMETASOMATIC

  • Deposit

    DEPOSITS IN JAPAN AND KOREA-KAMIOKA MINE, GIFU PREFEC-

  • Deposit

    TURE, IMAI, H. ET AL, UNIV. OF TOKYO PRESS, TOKYO, 1970

  • Deposit

    PERSONAL COMMUNICATION WITH MITSUI PERSONNEL: KAMIOKA AND

  • Deposit

    TOKYO.

  • Deposit

    MINING MAG 9-76 V133 NO9 P245.

  • Deposit

    75 E/MJ DIRECTORY OF MINING

General comments

Subject category Comment text
Deposit BISMUTH AND CADMIUM ARE RECOVERABLE PRODUCTS.

Reporter information

Type Date Name Affiliation Comment
Reporter 19-SEP-1991 Difrancesco, Carl A. U.S. Bureau of Mines

Beyond USGS

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