1600422hhdwlnnr.is ((CHALCOPYRITE, PYRITE)), $15 MINIMUM BID, French Creek Mines, St. Peters, Chester County, Pennsylvania, 4.5 x 2 x 2 cm, Miniature | |
Specimen has a couple of lustrous octahedral crystals of Pyrite. Mostly its classic Chalcopyrite crystals which are hoppered tetrahedron crystals which made this classic Pennsylvania locality famous. |