Nam Xe South (Mau Xe North)

Metamorphic rare earth element deposit in Lai Chau, Vietnam

Geographic location

State or provinceLai Chau
Geographic location:103.5, 22.483333
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Location references

  • Estimation

Geologic characteristics

Deposit typeMetamorphic
Age of depositLate Permian
REE mineralsbastnäsite
Ore mineralsbarite
Host rock typesbasic volcanics

Nearby scientific information

Geologic map unit103.5, 22.483333333333
Other databasesFind additional scientific data near this location

Economic information

CompanyVietnamese Gov't
Resource estimatesProven + probable reserves-- 940 t REO
Possible reserves-- 3.0 Mt REO
average of 10.6% REO

References for resource estimates

  • Economic and Social Commission for Asia and the Pacific, 1990, Viet Nam: New York, United Nations, Atlas of Mineral Resources of the ESCAP Region, v. 6, 124 p.
  • Dzien, D.V., 1990, Rare earth deposits, in Geology and mineral resources of Vietnam: Vietnam General Department of Mines and Geology, v. 1, p. 144-147.


Metasomatic + weathered ore. On S side of Nam Xe River in Phong Tho district. REE reserves include 3225 t of Y2O3

Bibliographic references