Anhydrite, Naica Mine, Saucillo Municipality, Chihuahua, Mexico, Mined c. late 1980s, ex. WIlliam Mickols Collection WEM495, Small Cabinet, 3 x 6 x 9 cm, $200. Online Oct. 9.
NSMW13574
Lustrous pale blue anhydrite crystals with light druse of calcite. A Mexican classic in excellent condition.