15dm1042 ((DYSANALYTE on MAGNETITE)), $10 MINIMUM BID, Perovskite Hill, Magnet Cove, Arkansas, 2.5 x 2 x 1.2 cm, Thumbnail | |
Cubo octahedral crystals of Dysanalyte, a nobian variety of Perovskite. ex Dennis McMurdie collection. ex Clyde Hardin collection |