Check the listing for details. 63G Rare!!! iridescent Native Copper crystal mineral specimen. Condition: New. Listed at 70.00 USD. Weight(Approx):63g (1LB=453.59g). Material: Natural Crystal. All the pictures are taken in normal sunlight. And we will do our best to solve the problem and give you a satisfying answer. Size(Approx): 124 48 7mm (1inc=25.4mm).