Clinoclase (old classic) Trimingham Coll.

Item Description

A very rich and showy vein of lustrous deep blue to teal-blue clinclase crystals courses through hefty gossan and ore matrix on this fine old-timer from the famous Type Locality area of Cornwall - the St. Day District. Clinoclase, a rare anhydrous copper arsenate, is a Holy Grail species for Cornwall. Classic and excellent clinoclase from the Bob Trimingham Collection.