Penn Minerals! - Classic Minerals and More from Pennsylvania

131 - Stilbite   $275.00
Classic Historic Locality
Frankford, Philadelphia
Philadelphia County, PA
4" x 3.1" (102mm x 78mm)
ex. University of Chicago #2260
The label on the face of this specimen is from the Lucien W. Stilwell Collection, Deadwood, D.T. That places this historic specimen in the Dakota Territories before Statehood in November of 1889! Lucien Stilwell was an avid fossil collector and dealer in the Badlands of the Dakota Territories, many of his specimens are now in the Carnegie Museum.