Peristerite v. Moonstone Crystals, Baveno and Manebach Twins, Mina de La Pili, Camargo, East of Naica, Chihuahua, Mexico, Dr. David London Collection L-241, acq. Benny Fenn, Mexico Trip 12/95, Miniature 5.0 x 5.5 x 8.0 cm, $250. Online 11/2 SOLD.
This is a very rare specimen of peristerite crystals showing Baveno and Maneback Twins with 'moonstone' chatoyance. Normally, 'moonstone' optical reflectance is seen in polished crystals or lapidary stones. In excellent condition. Dr. David London Collection L-241; acquired from Benny Fenn on Mexico trip 12/95.