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Corundum from San Diego County, California, USA

USA
 
  • California
    • San Diego County
      • Jacumba Mts
        • Jacumba Mining District
          • Jacumba
            • Tule Mountain (Mount Tule; Tulley Mountain)
Merrill, F. J. H. 1914. Geology and Mineral Resources of San Diego and Imperial Counties: Gems, Lithia Minerals. California State Mining Bureau, San Francisco, Cal. California State Printing Office, December. Chapter 1: 73; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 161.
      • Jamul Mts
        • San Miguel Mountain
Kunz, George Frederick (1905a), Gems, jewelers’ materials, and ornamental stones of California: California Division Mines Bulletin 37, 171 pp.: 45; Merrill, F. J. H. 1914. Geology and Mineral Resources of San Diego and Imperial Counties: Gems, Lithia Minerals. California State Mining Bureau, San Francisco, Cal. California State Printing Office, December. Chapter 1, p 73.
      • Laguna Mts
        • Alpine
Schaller, Waldemar Theodore (1905a), Dumortierite: American Journal of Science, 4th. Series: 19: 97; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 144.
 
Mineral and/or Locality  
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