A very rare specimen from the North Dolcoath Mine, Camborne, Cornwall of Chlorargyrite on Gossan. Crystals of cubic Chlorargyrite measure to nearly 1mm seen grown on crystallized areas of Chloraryrite measuring to 2.2cm x 1cm, having a light grey-brown colour. The specimen comes with a British Museum of Natural History label. A once in a long time specimen to come across, for any silver mineral from Cornwall/Devon.