11hlkmnr ((COPPER on SERPENTINE)), $20 MINIMUM BID, Greenstone Quarry, Adams County, Pennsylvania, 14 x 12 x 3 cm, Cabinet | |
Here is a large cabinet sized Copper specimen from this uncommon locality in Pennsylvania. This is from a small lot collected years ago and purchased this past summer. Copper is dispersed within the layered serpentine. On the front is a Copper sheet with the serpentine removed from the top of the sheet. There is Serpentine, Quartz, and Calcite containing Copper at this locality. |