| Jesse Fisher (2011) Mines and Minerals of the Southern California Pegmatite Province. Rocks & Minerals 86:14-34. Mason, Anita (1976) The World of Rocks and Minerals. Larousse & Co., Inc., New York. Kunz, George F. (1905) Gems, Jewelers' Materials, and Ornamental Stones of California. Bulletin 37 (2nd ed.) California State Mining Bureau 126-127. |
Pala Chief Mine, Chief Mountain, Pala, Pala Mining District, San Diego County, California, USA