15dm994 ((GALENA with CALCITE on CALCITE)), $10 MINIMUM BID, Naica, Chihuahua, Mexico, 9 x 5 x 4.5 cm | |
Lustrous Galena and gemmy Calcite crystals with secondary group of small scalenohedral Calcite crystals on a matrix of mostly Pyrite. ex Dennis McMurdie collection. |