1600422hhdwlnnr.is ((BYSSOLITE on PREHNITE)), $10 MINIMUM BID, Keystone Trap Rock Quarry, Chester County, Pennsylvania, 6.5 x 3 x 2.5 cm, Miniature | |
Here is a specimen from a closed and flooded Quarry in Pennsylvania. It is a brush like pad of needle like Byssolite crystals on a base of Prehnite crystals. They are brown from iron staining. |