International strategic minerals inventory summary report--rare-earth oxides
By: by Wayne D. Jackson and Grey Christiansen.
Contributors: Christiansen, Grey.
Series: U.S. Geological Survey circular ;; 930-N
Publisher: U.S. G.P.O.
Published: 1993
Place of publication: Washington
Language: eng
Number of pages: 68
Subjects: Rare earths.; Strategic materials.
Notes: Includes bibliographical references (p. 66-68).
"Prepared as a cooperative effort among earth-science and mineral-resource agencies of Australia, Canada, the Federal Republic of Germany, the Republic of South Africa, the United Kingdom, and the United States of America."