7idcets ((THENARDITE)), $10 MINIMUM BID, Pampa Central, Antofagasta, Chile, 2 x 1.5 x 1 cm, Thumbnail, | |
Here is a specimen which is part of the Philadelphia Academy of Natural Sciences collection #19653 which is on the specimen and on the label. The label also says part of the William S Vaux collection. Here is a very historical specimen being part of the Vaux collection. |