Zagi Mountain, Northwest Frontier Province, Pakistan
Miniature, 4.6 x 4.3 x 4.2 cm
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Perched in a small vug in the matrix are two lustrous, brown crystals, to 1.0 cm across, of the rare zinc, beryllium, silicate, sulfide, genthelvite. The unusual chemistry that helped create bastnaesite has also created this rare species.