20hhgd.is ((CALCITE coated by Quartz on AMETHYST)), pictured on mindat.org., $40 MINIMUM BID, Rayas Mine, Guanajuato, Guanajuato, Mexico, 8 x 7.5 x 4 cm, Cabinet | |
Excellent terminated undamaged Calcite crystal coated by a druze of Quartz on a base of light purple Amethyst. It sets upright without a stand. No damage. Photos on mindat.org. ex Glenn Davidson collection. ex Lavinsky mineral auctions specimen. |