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Chayuanpo

Producer in Hunan, China with commodity Phosphorus-Phosphates
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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 10024724
MRDS ID ISM0466
Record type Site
Current site name Chayuanpo
Alternate or previous names Liuyang, Changsha

Geographic coordinates

Geographic coordinates: 113.63275, 28.14898 (WGS84)

Site location context

Political divisions (FIPS codes)

Hunan(province)

China(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
China Hunan

Comments on the location information

  • NW-VIETNAM ABOUT 300 KM NW OF HANOI NEAR THE BORDER WITH CHINA. DEPOSIT EXTENDS FOR MORE THAN 100 KM STRIKE LENGTH ALONG THE SW-SIDE OF THE RED RIVER IN A 1-4 KM WIDE ZONE

Commodities

Commodity Importance
Phosphorus-Phosphates Primary

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
  • Host or associated Host
    Rock type Sedimentary Rock > Chemical Sediment > Phosphorite

Nearby scientific data

(1) 113.63275, 28.14898
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Economic information

Geologic structures

Type of structure Regional
Structure description Hsi Nan Depression

Comments on the geologic information

  • ; WEATHERED ORE: APATITE, SECONDARY PHOSPHATES (65-70 %); DOLOMITE CALCITE (10-30 %); QUARTZ, SCAPOLITE, MUSCOVITE, PYRITE (5-10 %). PRIMARY ORE: APATITE, CARBONATES, QUARTZ, MICA; PHOSPHORITES OCCUR WITHIN VENDIAN-CAMBRIAN CAM-DUONG- FORMATION WHICH IS DIVIDED (FROM BOTTOM TO TOP): DA DINH-MEMBER (DOLOMITE, 250-300 M THICK); COC SAN 1 (CONGLOMERATE, 12-15 M); COC SAN 2 (DOLOMITIC SHALE, 80-100 M); COC SAN 3 (SHALY DOLOMITE, 12-15 M); COC SAN 4 (DOLOMITES, SHALY, MINOR PHOSPHORITES, 25-30 M); COC SAN 5 (PHOSPHORITE, 6-12 M); COC SAN 6 (SHALY DOLOMITES, MINOR PHOSPHORITES, 20-30 M); COC SAN 7 (SANDY SHALE, MINOR PHOSPHORITES, 7-10 M); COC SAN 8 (SHALY DOLOMITE, 25-40 M). ROCKS ARE REGIONALLY METAMORPHOSED (GREENSCHIST FACIES) AND HAVE UNDERGONE DEFORMATION. THEY DISPLAY COMPLEX GEOLOGICAL STRUCTURE. COC SAN 5 IS MAIN ORE HORIZON

Economic information about the deposit and operations

Development status Producer
Commodity type Non-metallic
Significant No
Year of first production 1961
Year of last production 1982

Ownership information

  • Type Owner
    Owner State Owned

Comments on the production information

  • 500,000 TPY CONCENTRATE GRADING 35-38 % P2O5

Comments on the reserve resource information

  • RESOURCES, HYPOTHETICAL. TOTAL RESOURCES WERE ESTIMATED TO AMOUNT TO 1 BILLION TONNES GRADING 22 % P2O5 IN 1980

Reference information

Bibliographic references

  • Deposit

    THE BRITISH SULPHUR CORP. LTD., 1980: WORLD SURVEY OF PHOSPHATE DEPOSITS, 4TH ED., LONDON

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.). SURFACE/UNDERGROUND FLOTATION

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1982 Hofmann, Ursula Bundesanstalt Fuer Geowissenschaften und Rohstoffee (Germany)

Beyond USGS

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

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