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Columbite from
Blue Lady Mine (Blue Tourmaline claim; San Diego group; Blue Bell deposit), Chihuahua Valley, Warner Springs District, San Diego Co., California, USA


Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Schaller, W. T. 1916. Cassiterite in San Diego County California. Contributions to economic geology, 1915, Part 1. USGS Bulletin: (p. 351-354) 620-p.
Mineral and/or Locality
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