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Kamioka Zn - Pb Mines

Producer in Gifu, Japan with commodities Zinc, Lead, Silver, Cadmium
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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. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10107325
MRDS ID W018908
Record type Site
Current site name Kamioka Zn - Pb Mines

Geographic coordinates

Geographic coordinates: 137.29875, 36.34862 (WGS84)

Site location context

Political divisions (FIPS codes)

Gifu(province)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Japan Gifu

Comments on the location information

  • INCLUDES MOZUMI, TOCHIBORA OREBODIES

Commodities

Commodity Importance
Zinc Critical Primary
Lead Primary
Silver Secondary
Cadmium Secondary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Galena Ore
Hematite Ore
Magnetite Ore
Molybdenite Ore
Pyrite Ore
Pyrrhotite Ore
Sphalerite Ore
Epidote Gangue
Garnet Gangue
Wollastonite Gangue

Analytical data

Result 10:1 TO 4:1 ZN: PB RATIO

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)
    Rock unit name Skarn, Limestone
    Rock description Skarn, Limestone
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) 137.29875, 36.34862
ListMap

Economic information

Ore body information

  • General form IRREGULAR CHIMNEY - LIKE

Controls for ore emplacement

  • Bedding Planes, Faults, Especially At Contact Between Intrusives And Skarn - Limestone

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Large
Significant No
Year of first production 1600

Ownership information

  • Type Owner
    Owner Mitsui Mining And Smelting

Production statistics

  • Year 1968
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^4.75 % Zn, .59 % Pb, 26 G/Mt Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 26g/mt
    Ore Lead Lead 1wt-pct
    Ore Zinc Zinc 5wt-pct

Comments on the reserve resource information

  • ANOTHER SOURCE (AM. METAL. MARKET 5-13-75) GIVES MOZUMI RESVS. AS 6 MIL. T. AND LISTS THE GRADE FOR ALL KAMIOKA RESVS. AS 7.7% ZN, 1.1% PB, 21 G/MT AG
  • ANOTHER SOURCE GIVES MOZUMI RESVS. AS 6 MIL. T. AND LISTS THE GRADE FOR ALL KAMIOKA RESVS. AS 7.7% ZN, 1.1% PB, 21 G/MT AG. (SEE AMERICAN METAL MARKET 5-13-75)

Comments on development

  • GOLD AND SILVER WERE MINED AS EARLY AS THE 8TH CENTURY. ; MILL.CAP: 1961 MET TONS ; ECON.YEAR: 1974 ; ECON.COM: 6450 MTPD MILL

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit ONE OF THE TOCHIBORA OREBODIES IS 70 X 260 M HORIZONTALLY, OVER 480 M VERTICALLY

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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