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Dae Hwa Mine

Producer in Ch'Ungch'Ong-Bukto, Korea, South with commodities Tungsten, Molybdenum
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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. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10021612
MRDS ID DE00289
Record type Site
Current site name Dae Hwa Mine
Alternate or previous names Taewha, Taika, Nungdong, Poryon, Kodo, Mitsui, Hungdong

Geographic coordinates

Geographic coordinates: 127.79703, 37.07793 (WGS84)

Site location context

Political divisions (FIPS codes)

Ch'Ungch'Ong-Bukto(province)

Korea, South(country)

Geographic areas

Country State
Korea, South Ch'Ungch'Ong-Bukto
Korea, South Ch'Ungch'Ong-Bukto
Korea, South Ch'Ungch'Ong-Bukto
Korea, South
Korea, South Kangwon-Do

Comments on the location information

  • 13 KM NE OF CHONGJU (CHUNG, C.K., 1975)

Commodities

Commodity Importance
Tungsten Critical Primary
Molybdenum Primary

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) 127.79703, 37.07793
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Granite Gneiss Intruded By Cret Granitic Stock

Comments on the geologic information

  • PRINCIPAL MINERAL ASSEMBLAGES: MLBD + WLFM + SCLT + SCTR + BRYL + CLCP + BSMN + PYTT + SPLR + GLEN + QRTZ + FLRT + SDRT + DLMT + CLCT. DEPOSIT COMPRISES MORE THAN 20 QUARTZ VEINS RANGING FROM 3 TO 60 CM WIDE AND EXTENDING UP TO 1 KM ALONG STRIKE. LOCALITY IS FAMOUS FOR SCHEELITE CRYSTALS.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1902
Year of first production 1902
Year of last production 1985

Ownership information

  • Type Owner-Operator
    Owner Bando Mining Co., Ltd.

Comments on the production information

  • ANNUAL PRODUCTION ITEM 1: AMOUNT REPORTED AS 20 TO 40 TONS. PRODUCTION CAPACITY: 20 TO 40 TONS CONCENTRATE PER YEAR. ORE REPORTED TO GRADE 1% WO3 AND 2% MOS2. ON AVERAGE BELOW 100 METRIC TONS OF 70% WO3 CONCENTRATE AND 100 METRIC TONS OF 90% MOS2 .

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit PRODUCT UPGRADED BEFORE EXPORT: CONCENTRATE. DAE HWA MAY BE THE SAME AS THE MOKKYE (BOKKEI) MINE AT 37-05-00N, 127-52-00E OPERATED UNDER JAPANESE RULE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1985 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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