Dehara Mine

Past Producer in Japan with commodities Manganese, Mercury
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. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10040030
MRDS ID M053038
Record type Site
Current site name Dehara Mine
Alternate or previous names Tokushima Reg # 2347

Geographic coordinates

Geographic coordinates: 134.20719, 33.76541 (WGS84)
Relative position AT COMORIYAMA MT.

Site location context

Political divisions (FIPS codes)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country
Japan
Japan

Commodities

Commodity Importance
Manganese Critical Secondary
Mercury Tertiary

Materials information

Materials Type of material
Cinnabar Ore
Rhodochrosite Ore
Calcite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Metamorphic Rock > Serpentinite
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) 134.20719, 33.76541

Economic information

Geologic structures

Type of structure Local
Structure description Non-Monoclinic, Repeated Folding Of Equivalent, Northerly Dip. 2 Ft. Strike Faults Of Equivent Dip & Strikes Have Developed Between The Folds

Ore body information

  • Strike N 50 E
    Dip 60 DEG. N
    Thickness 1M

Controls for ore emplacement

  • The Manganese Deposit Lies Within A Bed Of Silicous Rx Which Lies Stratigraphically Between The Limestone & Shale, & Which Has Been "Pinched & Swollen" By Folding. The Cinnabar Lies In Two Films At The Upper &Lower Contacts Of The Silicified Layer

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Kitagawa

Comments on the production information

  • MN = 45-50 %

Reference information

Bibliographic references

  • Deposit

    KISHIMOTO, F., 1962 , "MERCURY DEPOSITS OF SHIKOKU, JAPAN" BULL. GEOL. SUR. JAP. VOL. 13 NO. 3

  • Deposit

    INAI, S., 1953 , "REPORT ON THE INVEST. OF DEHARA & AKAMATSU HG MINES, TOKUSHINO, JOUR. GEOL. SUR. JAPAN

  • Deposit

    YAMASHITA, N., 1948 , "GEOLOGY OF KIKABU LOCALITY, AWAKUNI" GEOLOGY MAGAZINE VOL. 54

  • Production

    KICHIMOTO, F., 1962 , JOUR. GEOL. SUR. JAP.

Reporter information

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

Beyond USGS

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