According to the invention there is provided a method of processing a mixture of minerals including the steps of:



(a) providing a mixture of minerals which includes a metal containing mineral and one or more unwanted gangue minerals;
(b) achieving a contact between the mixture of minerals and polymeric material that includes a mineral binding moiety which selectively binds to the metal containing mineral; and
(c) separating the gangue minerals and the polymeric material which has the metal containing mineral bound thereto.