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San Diego Mine (K. C. Naylor mine), Gem Hill, Mesa Grande District, San Diego Co., California, USA
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Elbaite
San Diego Mine, Gem Hill, Mesa Grande District, San Diego Co., California, USA

Photo: Rob Lavinsky
Latitude: 33°12'36"N
Longitude: 116°47'50"W
 
 
A gemstone mine located in sec. 20, T11S, R1E, SBM, located to the S of the Himalaya Mine.

Mineralization is the Himalaya pegmatite dike.

Mineral List

Mineral list contains entries from the region specified including sub-localities
Albite
'Apatite'
Beryl
Elbaite
'Feldspar Group'
Fersmite
Lepidolite
'Mica Group'
Microcline
Microlite Group
Montebrasite
'Perthite'
Quartz
Rynersonite (TL)
Schorl
Spessartine
Spodumene
Stibiotantalite
'Tourmaline'
'var: Achroite'


22 entries listed. 14 valid minerals. 1 type locality (valid mineral).

Localities in this Region

USA
  • California
    • San Diego Co.
      • Mesa Grande District
        • Gem Hill

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Wherry, Edgar T. (1917), Neodymium as the cause of the red-violet color in certain minerals. U. S. National Museum. J. Wash. Acad. Sci. 7(6): 143-146.

Weber, F. H. (1963), Geology and mineral resources of San Diego County, California. California Division of Mines and Geology, County Report 3: p. 111.

Foord, Eugene E. and Mrose, Mary E. (1978), Rynersonite, a new mineral from San Diego County, California. American Mineralogist, Volume 63, pages 709-714.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 390, 448 (map 13-1).

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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