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ATHENA

MINERALOGY

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Mineral:FLUORDRAVITE
Name:Fluor-dravite
Formula:NaMg3Al6(Si6O18)(BO3)3(OH)3F
Crystal System:Rhomboedral (Trigonal)
Strunz Nr:8/E.19-18
Group:Tourmaline group Alkali subgroup
References:Rocks and Min. 83 (2008), 320; CM 49 (2011), 57; AM 96 (2011), 895
Type Locality:Crabtree Emerald mine, Mitchell County, North Carolina, USA

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