Cleavelandite from selected localities.
USA | |
| 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: p. 14, 72 pp. |
| 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 Pala district 1947-48: Unpublished field notes and personal interviews.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. | |
| 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: p. 14, 72 pp. | |
| San Diego Mining Company, 2008. | |
| 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. |
