$300.00 €256 £220.00 approx. This specimen is priced in US dollars, all other prices are approximate.
A roughly 3 x 1.5 cm area of nicely crystallised Cassiterite crystals on a mid-grey killas matrix, from the St. Agnes mining district on the north Cornwall coast, due north of Redruth. The Cassiterite forms opaque black crystals with a bright metallic lustre and of up to 9 mm across. A good reference Cassiterite for the St. Agnes district.