Rubellite from selected localities.
USA | |
| Schaller, W. T. 1919. Gems & Precious Stones. Mineral Resources U.S., 1916, Part II - Nonmetals. Department of Interior, US Geological Survey, Government Printing Office, Washington; p. 897. |
Jahns, Richard Henry & Lauren A. Wright (1951), Gem and lithium bearing pegmatites of the Pala district, San Diego County, California: California Division Mines Special Report 7-A: 57-59. | |
Swoboda, E. R. 2001. Pala district 1947-48: Unpublished field notes and personal interviews. Swoboda Inc., Beverly Hills, Los Angeles County, CA; 5/2; 8 p. | |
Rocks & Min.: 63:21. | |
Jahns, R. H. and Wright, L. A. (1951), Gem and Lithium-bearing pegmatites of the Pala District, San Diego County, California. California Division of Mines special report 7A: 72 pp. | |
Sheppard, J. B. (2008), History of the surface prospects and underground mining developments made along the northern portion of the Stewart pegmatite; personal communication with Scott L. Ritchie, San Diego Mining Company (SDMC). June/July. | |
Sheppard, J. B. (2008), History of the surface prospects and underground mining developments made along the northern portion of the Stewart pegmatite; personal communication with Scott L. Ritchie, San Diego Mining Company (SDMC). June/July. | |
Jahns, R. H. and Wright, L. A. (1951), Gem and Lithium-bearing pegmatites of the Pala District, San Diego County, California. California Division of Mines special report 7A: pages 55-56. | |
Rocks & Min.: 63:48. |
Tourmaline Queen Mine, Tourmaline Queen Mountain, Pala, Pala Mining District, San Diego County, California, USA