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  3. Mineral Resource Data System (MRDS)

Motoyama

Past Producer in Hokkaido, Japan with commodities Mercury, Arsenic, Antimony
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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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Production statistics
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10040086
MRDS ID M053111
Record type Site
Current site name Motoyama

Geographic coordinates

Geographic coordinates: 142.73597, 43.92753 (WGS84)
Elevation 660
Relative position APPROX. 13 KM NE OF AIBETSU STATION, ISHIKITA MAIN LINE

Site location context

Political divisions (FIPS codes)

Hokkaido(province)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Japan Hokkaido
Japan Hokkaido

Commodities

Commodity Importance
Mercury Secondary
Arsenic Critical Tertiary
Antimony Critical Tertiary

Materials information

Materials Type of material
Cinnabar Ore
Metacinnabar Ore
Stibnite Ore
Illite Gangue
Kaolin Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Propllization, Argillization

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) 142.73597, 43.92753
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Ne - Sw, Ew Trending Shear Zones, Faults Postulated Deep Fracture System (Hidaka Gp, Neogene Age, Propyllitized Igneous Rk Outcrop To West, N, S)

Ore body information

  • Thickness 0.9M
    Length 100M
    Width 100M

Controls for ore emplacement

  • N 60 Deg - 80 Deg E - Trending Shear Zone

Comments on the geologic information

  • GEOL.DESC: CINNABAR DISSEMINATED ZONE; HG-SB-BEARING QUARTZ VEINS (N 20 - 40 DEG E, DIPPING 40 - 70 DEG SE, VEIN WIDTH = 10-90 CM, PINCHED & SWOLLEN, LENGTH = 35 M).

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Production years 1937 - 1945 , 1969 - MAY 1972

Mining district

District name Aibetsu Hg Mine

Production statistics

  • Year 1970
    Material HG
    Accuracy Accurate
    Description Ap_Grade: ^Hg = 0.69 % (Hand-Sorted)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Mercury Mercury 1wt-pct

Comments on the production information

  • FIGURES INCLUDE THE MITSUNOYAMA, YAMAONNANOSAWA DEPOSIT OUTPUTS (DISCOVERED IN 1968)

Reference information

Bibliographic references

  • Deposit

    FUJIWARA, T., K. FUTAMASE, 1974 , "ALTERED CLAY & ORE DEPOSIT OF HIBETSU HG MINE," HOKKAIDO GEOL SUR REP NO 46 , P. 87 - 96

  • Deposit

    FUTAMASE, K., T. FUJIWARA, 1974, "INVESTIGATION FOR GEOCHEMICAL PROSPECTING & DISTRIBUTION OF HG, SB, AS AT HIBETSU," HOKKAIDO GEOL REP NO 46 P. 97-103

  • Deposit

    HORI, S., 1953 , "MERCURY DEPOSITS OF JAPAN," GEOL SUR JAPAN REPORT NO 154

  • Deposit

    FUJIWARA, T, ET AL, 1960 , "GEOLOGY, ORE DEPOSITS OF AIBETSU AREA," HOKKAIDO GEOL SUR REP NO 59

  • Production

    FUJIWARA, T., ETAL, 1974 , HOKKAIDO GEOL SUR REP NO 46

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1978 Roddy, Stephen J. U.S. Geological Survey

Beyond USGS

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

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