06hlkmis ((BYSSOLITE, ADULARIA)), $10 MINIMUM BID, Keystone, Trap Rock Quarry, Cornog, Chester County, Pennsylvania, 6 x 3 x 3 cm, Miniature | |
Here is a old specimen from a defunct locality of a quarry filled with water. It is also a classic Pennsylvanian locality. This specimen has floater non matrix group or pad of needle like Byssolite. Within the Byssolite are some double terminated Adularia crystals. |