Rare-earth mineral deposits of the Mountain Pass district, San Bernardino County, California / by J. C. Olson [and three others]; with a foreword on History of the discovery at Mountain Pass, California, by D. F. Hewett.
- Physical Description: 1 online resource (viii, 75 pages) : illustrations, maps + 9 plates.
- Publisher: Washington : United States Department of the Interior, Geological Survey, 1954.
Title from title screen (viewed September 26, 2014).
"A geologic study of the district and its rare-earth-bearing carbonate rocks. One deposit, the Sulphide Queen carbonate body, is the greatest concentration of rare-earth minerals now known. Some data are given on radioactive minerals, principally thorite and monazite."
|Bibliography, etc. Note:||
Includes bibliographical references (pages 64-65) and index.
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|Subject:||Geology > California > San Bernardino County.
Mines and mineral resources > California > History.
Mines and mineral resources > California > San Bernardino County.
Rare earths > California > San Bernardino County.