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Topaz from selected localities.

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  • California
    • San Diego County
      • Ramona Mining District
        • Ramona
Weber, F. H. 1963. Geology and mineral resources of San Diego County, California. California Division of Mines and Geology, County Report 3: pages 99, 105, 108; plate 5; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 454.
Foord, Eugene E. et al (1989), Mineralogy and Paragenesis of the Little Three Mine Pegmatites, Ramona District, San Diego County, California. Mineralogical Record, 20(2): p. 106.
Foord, Eugene E. et al (1989), Mineralogy and Paragenesis of the Little Three Mine Pegmatites, Ramona District, San Diego County, California. Mineralogical Record, 20(2): p. 106, 118-119; Sinkankas, J. (1988), Beryl: A Summary. Rocks & Minerals 63(01): p. 21; Jacobson, Mark I. (1988), Collections and Displays: The Proctor Collection, Colorado Springs; Colorado. Rocks & Minerals 63(1): p. 49, 55.; Jesse Fisher (2011) Mines and Minerals of the Southern California Pegmatite Province. Rocks & Minerals 86:14-34.; David London, George B. Morgan VI, and James L. Maner (2016) Pegmatites of the Little Three mine, Ramona, San Diego County, California. in Second Eugene E. Foord Pegmatite Symposium July 15-19, 2016 Colorado School of Mines campus, Golden, Colorado
Peninsular Range Collection - Curtis L. Wilbur
Kunz, G.F. (1905), Gems, jeweler's materials, and ornamental stones of California. California State Mining Bureau bulletin 37: p. 146-147; Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 46; Sinkankas, J. (1957a) Recent gem mining at Ramona, San Diego County, California. Gems and Gemology: 8: 369-370; Sinkankas, J. (1959) Gemstones of North America. D. Van Nostrand Co., New York, 675 pp.: 103; Snyder, Doris (1962), Wonderful world of pegmatite minerals: Part I: Gems & Minerals, No. 293: 24-26, Feb, 1962; Simpson, Dale R. (1965) Geology of the central part of the Ramona pegmatite district, San Diego County, California. Clifornia Division of Mines and Geology Special Report 86: 22.
 
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