A collection of onyx and marcasite set jewellery, comprising four pieces, all set in sterling silver, a rectangular pendant set, with central polished onyx within a frame of marcasite, a smaller knot style, bar brooch also set with marcasite, a ring with central round faceted onyx, and small marcasite set claws and finally a pair of small drops, round in shape with pave set marcasite, fitted with 9ct white gold pierced Euro hooks.