15dm583 ((CALCITE with PALYGORSKITE)), $30 MINIMUM BID, Pend O'Reille Mine, Metulina Falls, Washington, 13 x 7.5 x 7.5 cm, Cabinet | |
Here is a fine example of the Calcite and Palygorskite aka Mountain Leather from Washington state. The amphibole, Palygorskite looks and feels like leather, chamois, etc. Dennis McMurdie collection. |