Morganite from selected localities.
||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 59-61.|
|Schaller, W. T. (1916), Mineral Resources of the United States, Gems and Precious Stones, 1915, Part II. Department of the Interior, Geological Survey: p. 846; December 11th.|
|Rocks & Min.: 63:48.|