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Hosokura Zn - Pb - Pyrite Mine

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

Geologic information

Identification information

Deposit ID 10073093
MRDS ID W018907
Record type Site
Current site name Hosokura Zn - Pb - Pyrite Mine

Geographic coordinates

Geographic coordinates: 140.8653, 38.83187 (WGS84)

Site location context

Political divisions (FIPS codes)

Miyagi(province)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Japan Miyagi

Commodities

Commodity Importance
Zinc Critical Primary
Lead Primary
Silver Primary
Cadmium Secondary
Copper Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Marcasite Ore
Pyrite Ore
Sphalerite Ore
Stibnite Ore
Tetrahedrite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock
    Rock unit name Neogene Sediments
    Rock description Neogene Sediments
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) 140.8653, 38.83187
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Economic information

Ore body information

  • General form VEIN

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Medium
Significant No
Year of first production 1898

Ownership information

  • Type Owner-Operator
    Owner Mitsubishi Metal Mining Co.

Production statistics

  • Year 1974
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^3.6 % Zn, 1.1 % Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Lead Lead 1wt-pct
    Major Ore Zinc Zinc 4wt-pct
  • Year 1975
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^Zn - Pb Ore (59,000 Mtpm)

Reserves and resources

  • Type In-situ
    Estimate year 1975
    Total resources 10000000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 3.6 wt-pct Zinc Major 1975
    Lead Pb 1.1 wt-pct Lead Major 1975

Comments on the reserve resource information

  • GRADE BASED ON CURRENT PROD.

Workings at the site

  • Type of workings Underground
    Overall depth 250M

Comments on the workings information

  • IN 1953

Comments on development

  • MILL.CAP: 803 MET TONS ; ECON.YEAR: 1974 ; ECON.COM: 2200 MTPD MILL.

Reference information

Bibliographic references

  • Deposit

    SATO, M., ET AL, 1960, GEOLOGY AND MINERAL RESOURCES OF JAPAN, 2ND ED.; JAP. GEOLOGICAL SURVEY P. 182

  • Deposit

    UNITED NATIONS, 1953, DEVELOPMENT OF MINERAL RESOURCES IN ASIA AND THE FAR EAST; UNITED NATIONS MINERAL RESOURCES DEVEL. SERIES, NO. 2 P. 332

  • Production

    E/MJ INTL. DIRECTORY 1975. WORLD MINING 6-25-76 P. 126

  • Reserve-Resource

    WORLD MINING 6-25-76 P. 126

General comments

Subject category Comment text
Deposit LARGEST VEIN IS UP TO 7 M. WIDE, OVER 2 KM LONG AND OVER 250 M DEEP. MOST VEINS ARE A FEW HUNDRED M. LONG, 20 TO 100 CM WIDE, OVER 250 M DEEP.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1977 Schruben, Paul G. U.S. Geological Survey

Beyond USGS

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

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