21hhdf.bc09 ((LANGBEINITE pseudomorph after SYLVITE)), $70 MINIMUM BID, Y Block, 700 foot level, Masaic Potash Mine, Carlsbad, New Mexico, 4 x 4 x 4 cm, Miniature | |
Interesting unusual pseudomorph with a crystal with 3 triangular sides. ex Don Fratto collection |