Microlite Group
Ligon No. 3 Mine, Chula, Amelia County, Virginia, USA
2.7 x 1.9 x 1.1 cm. An extremely rare old classic, perhaps from over 100 years ago. Microlite is an uncommon oxide found in albitized granite pegmatites and is the tantalum analogue of pyrochlore. This slightly variegated brown crystal (contacted on the back) is from a locality that has rarely reported microlite, and none with good crystal faces ...
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