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  3. Mineral Resource Data System (MRDS)

Wakasugi

Occurrence in Japan with commodity Mercury
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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. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10040019
MRDS ID M053024
Record type Site
Current site name Wakasugi
Alternate or previous names Tokushima Prospect # 422

Geographic coordinates

Geographic coordinates: 134.51552, 33.88206 (WGS84)
Relative position APPROX. 2 KM SOUTH OF THE OI FERRY STATION

Site location context

Political divisions (FIPS codes)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country
Japan
Japan

Commodities

Commodity Importance
Mercury Secondary

Materials information

Materials Type of material
Cinnabar Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Pennsylvanian
  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite
  • Host or associated Associated
    Rock type Metamorphic Rock > Serpentinite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) 134.51552, 33.88206
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Chichibu Belt; Small-Scale N-S & E-W-Striking Faults

Ore body information

  • General form UNKNOWN

Comments on the geologic information

  • GEOL.DESC: THE LIMESTONE LOCALLY IS VERY FRESH; HAS UNDERGONE ALMOST NO METAMORPHOSIS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Comments on the production information

  • THE GRADE OF ORE IS EXTREMELY LOW, ACCORDING TO KISHIMOTO ( 1962 )

Comments on the workings information

  • NO MINE HAS EXISTED AT THE LOCATION OF DISCOVERY OF THE CINNABAR-CONTAINING BOULDERS. 200 M SOUTH OF THIS SITE, HOWEVER IS AN OLD SHAFT ACTIVE DURING MIDDLE MEIJI PERIOD ( APPROX. 1880 - 1900 ). CINNABAR WAS NOT FOUND THERE, THOUGH SMALL CLAY VEINS WERE.

Reference information

Bibliographic references

  • Deposit

    NAKAGAWA, C., 1958 , "KAMODANI MERCURY MINE INVESTIGATIVE REPORT" TOKUSHIMA-KEN REPORT BY THE COMMITTEE FOR PROMOTION OF PRODUCTION TECHNOLOGY

  • Deposit

    MIZUHARA, G., 1956 , "TOKUSHIMA-KEN YUKI MERCURY MINE INVESTIGATIVE REPORT, PROPERTY OF K. YUKI

  • Deposit

    KISHIMOTO, F., 1962 , "MERCURY DEPOSITS OF SHIKOKU, JAPAN", BULL. GEOLOGICAL SURVEY JAPAN VOL 13 NO 3 PP 333 - 57

General comments

Subject category Comment text
Deposit AREA WHERE BOULDERS WERE FOUND APPROXIMATELY OR EQUAL TO 100 M**2
Deposit THE DISSEMINATED CINNABAR HAS BEEN FOUND EXCLUSIVELY IN BOULDERS IN THE AREA, AND AN ORE VEIN HAS NOT BEEN LOCATED. AS MENTIONED, THE LIMESTONE IN THE AREA IS VERY FRESH WITH ONLY A MINOR OCCURRANCE OF SIDERITE VEINLETS. AREA OF OCCURENCE APPROXIMATELY EQUAL TO 100 M**2

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1978 Roddy, Steve 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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