Several natural grayish greenish blue to deep purplish blue around bright pink tourmaline crystals with color zoned basal pedion terminations on a grayish white lithia quartz point; from the Tourmaline Queen mine, Pala, San Diego County, California, USA. Specimen measures approximately 23x20x22mm. San Diego Mining Company, Moore era workings, circa 2001.
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Photo added: 27th Dec 2007