20hhgd.is ((CHALCOPYRITE, PYRITE, MAGNETITE, BYSSOLITE)), $50 MINIMUM BID, French Creek Mine, St. Peter, Chester County, Pennsylvania, 6.5 x 4 x 3 cm, Cabinet | |
Chalcopyrite but not much Pyrite present. Fine hairlike grey green Byssolite and octahedral Magnetite crystals present. Magnetic Magnetite/lodestone on the sides attracted iron filings producing hairlike extensions on the edges seen in the photos. Classic Pennsylvania locality. S C Chamberlain collected specimen in october 1975. Locality now delveloped into housing. ex Glenn Davidson collection. ex Lehigh Minerals specimen. ex S.C. Chamberlain label. |