LEPIDOLITE MICA w Phantom Window, rare crystal mineral 7"

This is a nice specimen of Lepidolite Mica with Muscovite Mica parallelogram inclusion. 7 x 2 3/4 x 3/16" 3.4 oz. / 97 g.

Formula: Ca(UO
2 )
2 (VO
4 )
2 · 5-8H
2 O