#dumortierite
Dumortierite in Quartz displaying fluorescence
Locality: Dehesa (Lehesa) Dumortierite deposit, Alpine, Laguna Mountains, San Diego County, California, USA
254 nm (Shortwave) UV Light
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Dumortierite in Quartz displaying fluorescence
Locality: Dehesa (Lehesa) Dumortierite deposit, Alpine, Laguna Mountains, San Diego County, California, USA
254 nm (Shortwave) UV Light