Quartz     Heights Mine, Weardale, England.  Ex. Dr. Steve Chamberlain Collection.  This damage-free plate of lustrous quartz measures 6.1 x 4.6 x 1.6 cm.  One tiny edge contact or it would be considered a floater.  Backside is healed and has a 1.2 cm green fluorite cube embedded in it.  An excellent value at $35