Pyromorphite     SW Cherster County Mine, Phoenixville, Chester County., PA.  Ex. Dr. Steve Chamberlain collection.  Collected by Steve in 1963.  This is a very respectable example of this famous east-coast material.  It measures 2.8 x 2 x 1.3 cm and shows well-formed, damage-free crystals on the typical tan colored matrix.  $70