7idceis ((OLIGOCLASE)), Phila. Academy of Science, $20 MINIMUM BID, Dixon's Quarry, Delaware, 16 x 6 x 3 cm, Large Cabinet | |
Here is a white Oligoclase from Delaware, ex Philadelphia Academy of Natural Science with label #6376, an early number. Also came to the Academy from the Franklin Institute in Philadelphia. Although just a feldspar, still a neat and very historic piece. |