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Yaguki

Producer in Fukushima, Japan with commodity Tungsten
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Production statistics
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10024803
MRDS ID ISM0555
Record type Site
Current site name Yaguki

Geographic coordinates

Geographic coordinates: 140.71533, 37.23194 (WGS84)

Site location context

Political divisions (FIPS codes)

Fukushima(province)

Japan(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Japan Fukushima

Comments on the location information

  • KAILO DEPOSIT E OF KINDU, MOGA DEPOSIT NEAR KALIMA.

Commodities

Commodity Importance
Tungsten Critical Primary

Comments on the commodity information

  • TUNGSTEN

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Yaguki Limestone
    Rock description Yaguki Limestone
    Stratigraphic age (youngest) Pennsylvanian

Nearby scientific data

(1) 140.71533, 37.23194
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Contact Aureole Of Cretaceous Granodiorite Intrusion

Comments on the geologic information

  • ; QRTZ + CSTR + WLFM + TNTL + SLPD; WOLFRAMITE AND COLUMBO-TANTALITE ARE ASSOCIATED WITH CASSITERITE IN QUARTZ VEINS CUTTING THE UPPER PARTS OF GRANITIC INTRUSIONS AND ASSOCIATED COUNTRY ROC KS; ALLUVIAL DEPOSITS FORMED BY WEATHERING AND EROSION OF THE BEDROCK DEPOSITS.
  • ; CLCP + SCLT + GRNT + MGNT + HDBG + PYTT; TUNGSTEN-BEARING SKARN OREBODIES OCCUR INDEPENDENTLY OF COPPER-BEARING SKAR N OREBODIES WITHIN THE MINE AREA (?).

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1900
Year of last production 1986

Ownership information

  • Type Owner
    Owner Nittetsu Metal Mining Co., Ltd.

Production statistics

  • Year 1979
    Period 1976-79(AV.)
    Accuracy Accurate
    Description Ap_Grade: ^58.2% W
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Conc. Tungsten Tungsten 58wt-pct
  • Year 1979
    Period 1974-79
    Accuracy Accurate
    Description Cp_Grade: ^58.2% W(Est.)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Conc. Tungsten Tungsten 58wt-pct

Comments on the production information

  • PC1: INCLUDES PRODUCTION, IF ANY, FROM THE MANONO REGION.

Comments on the reserve resource information

  • TUNGSTEN GRADE NOT REPORTED

Comments on development

  • NON-GEOLOGIC CONSTRAINTS ON DEVELOPMENT OR EXPANSION IN 1-5 YRS. ().
  • NON-GEOLOGIC CONSTRAINTS ON DEVELOPMENT OR EXPANSION IN 1-5 YRS. (). ONE OF TWO MAIN TUNGSTEN-PRODUCING MINES IN JAPAN IN 1985 (?).

Reference information

Bibliographic references

  • Deposit

    NISHIWAKI,M. AND OTHERS, 1960, PROSPECTING AT THE YAGUKI MINE AND ITS EFFEC TS, MINING GEOLOGY, VOL. 10, NO. 6, P. 1-9. (IN JAPANESE).

  • Deposit

    YANAGISAWA, I., 1967, GEOLOGY AND PALEONTOLOGY OF THE TAKAKURAYAMA-YAGUKI A REA, YOTSUKURA-CHO, FUKUSHIMA PREFECTURE, SCIENCE REPORTS OF TOHOKU UNIVERSITY, 2ND SERIES (GEOLOGY), VOL. 39, NO. 1, P. 63-112.

  • Production

    PA1: ROSKILL'S LETTER FROM JAPAN, NO. 11, MARCH 1977, P. 4.; NO. 27, JULY 1 978, P. 2; NO. 60, APRIL 1981, P. 6. PC1: ROSKILL'S LETTER FROM JAPAN, NO. 11, MARCH 1977, P. 4; NO. 27, JULY 19 78, P.2; NO. 60, APRIL 1981, P. 6.

General comments

Subject category Comment text
Deposit THIS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.). ONE LODE MINE AND A NUMBER OF ALLUVIAL PLACERS. SOMINKI WAS FORMED FROM (1) COBELMIN (COMPAGNIE BELGE DE L'ENTERPRISE MINI ERE) WHICH MANAGED MGL (COMPAGNIE MINIERE DES GRANDS LACS), KINORETAIN (MINES D 'OR ET D'ETAIN DE KINDU), MINERGA (COMPAGNIE DE L'UREGA) AND MILUBA (COMPAGNIE MINIERE DE LUALUBA) - (2) SYMETAIN (SYNDICAT MINIERE DE L'ETAIN) - (3) KIVUMINE S - (4) PHIBRAKI AND (5) SOMINKUBI.
Deposit THIS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.).

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1986 Sinclair, W.David Geological Survey of Canada

Beyond USGS

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

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