Montmorillonite from Elizabeth R. Mine (Hazel W. claim), Chief Mountain, Pala, Pala Mining District, San Diego County, California, USA
USA | |
| Jeffrey E. Patterson analysis |
Osborn, P. (2007), Personal communication between Phil Osborn of Hemet and Scott L. Ritchie Overview of work including adit development, petrology, lithology, bonanza pocket zone encountered, and gemstones recovered during the Oceanview mining operation. Feb. |
Elizabeth R. Mine, Chief Mountain, Pala, Pala Mining District, San Diego County, California, USA