7idcers ((CASSITERITE CAST after ?)), PHILA ACADEMY OF NATURAL SCIENCE #19737, $40 MINIMUM BID, Chorolque, Bolivia, 13 x 13 x 3 cm, Cabinet, | |
Specimen from the Philadelphia Academy of Natural Sciences. Here is a large Cassiterite specimen with micro Cassiterite crystals on the top and geometric pattern on the bottom. ex Collectors Edge, ex Philadelphia Academy of Natural Science with large label. |