Geology and ore deposits of the Boulder County tungsten district, Colorado / by T. S. Lovering and Ogden Tweto; prepared in cooperation with the State of Colorado through the Colorado Geological Survey Board and the Colorado Metal Mining Fund.
- Physical Description: 1 online resource (viii, 199 pages) : illustrations, maps + 27 plates.
- Publisher: Washington : United States Department of the Interior, Geological Survey, 1953.
|General Note:|| Title from title screen (viewed September 29, 2014).
|Bibliography, etc. Note:|| Includes bibliographical references (pages 192-196) and index.
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