A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\"healed\\\\\\\" forms. Apatite is highly fluorescent
under sw UV light, a yellow-orange color.
Has been min
Quality of samples:
not specified / average specimens
Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS)