15dm713 ((CALCITE on PYRITE)), $10 MINIMUM BID, Charcas, San Luis Potosi, Mexico, 7 x 6 x 4.5 cm, Cabinet, | |
Here is a Charcas specimen with a matrix of Pyrite with Calcite on the top of the specimen. Undamaged colorless gemmy Calcite crystals on the Pyrite. Dennis McMurdie collection. |