Calcite   York Stone Quarry, York, PA. Ex. John Davis collection. This is a well-documented find (a single huge pocket) that produced these readily recognized orange/yellow calcites. All the major crystals in this grouping show twinning. Nice translucence to transparency. 6.3 x 5.3 x 4.4 cm. There is strong base and edge.  The primary crystals are standing up high and are damage-free. $35