Kamio Mine

Past Producer in Nara, Japan with commodity Mercury
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. Reserves and resources
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10040048
MRDS ID M053063
Record type Site
Current site name Kamio Mine
Alternate or previous names Nara Registration No. 76, Ugashi, Komatsu

Geographic coordinates

Geographic coordinates: 135.96548, 34.44871 (WGS84)
Elevation 360
Relative position 1.3 KM SE OF YAMATO MINE

Site location context

Political divisions (FIPS codes)

Nara(province)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Japan Nara
Japan Nara
Japan Nara

Commodities

Commodity Importance
Mercury Secondary

Materials information

Materials Type of material
Cinnabar Ore
Calcite Gangue
Chalcedony Gangue
Kaolin Gangue
Plagioclase Gangue
Pyrite Gangue

Alteration

  • (Local) Silicification, Argillization, Brecciation Of Country R/

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) 135.96548, 34.44871

Economic information

Geologic structures

Type of structure Local
Structure description Ns, Ew Striking Faults Inclined Faults

Ore body information

  • General form TABULAR OR POCKET
    Strike NS APPROXIMATELY N 75 DEG W
    Dip 35 - 45 DEG W
    Thickness 0.5M
    Length 165M
    Depth to bottom 70M

Controls for ore emplacement

  • Ns Striking Fault Or Breccia, Crush Zones Of Ew Striking Faults

Comments on the geologic information

  • GEOL.DESC: 2 DISTINCT ORE BODIES; CINNEBAR IS AMOEBOID, RIBBON, SPOTTED OR RING

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Production years 1941 - 1946 , 1957 - ?

Mining district

District name Yamato

Production statistics

  • Year 1962
    Material HG
    Accuracy Accurate
    Description Ap_Grade: ^Hg = 1.0 %
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Mercury Mercury 1wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1947
    Total resources 1410000mt ore
    Commodity Subtype Grade units Group Importance Year
    Mercury Hg 0.087 wt-pct Mercury Minor 1947

Workings at the site

  • Type of workings Underground
    Length 225M
    Overall depth 65M

Reference information

Bibliographic references

  • Deposit

    KISHIMOTO, F., 1971 , "ON THE DISTRIB., DISPERS. OF HG IN YAMATO HG DEP AREA." GEOL SUR JAP BULL VOL 22 NO. 6 P. 293 - 304

  • Deposit

    KISHIMOTO, F., 1962 , "ON THE MERCURY DEPOSIT OF THE KAMIO MINE, NARA PREFECTURE" GEOL SUR JAP BULL, VOL 13 NO 3 P. 239 - 258

  • Deposit

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

  • Deposit

    HILPERT, LS., 1947 , "MERCURY RESOURCES OF JAPAN" GEN HEADQU. SUP ALLIED COMM NAT RES DIV REPORT NO. 91.

  • Production

    HORI, S., 1953 ; KISHIMOTO, F., 1962

  • Reserve-Resource

    HILPERT, LS., 1947 , SUP ALLIED COMM NAT RES DIV REP NO 91 .

General comments

Subject category Comment text
Deposit ENECHELON ORE BODIES

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.