Sterling Silver Whitby Jet and Bauxite Small Cross Heart Necklace. P1544. This elegant necklace is part of our Cross Heart collection and features a small sized hand carved, heart shaped piece of fine white Bauxite and black Whitby Jet stone. The highly polished gemstones has been framed within a sterling silver mount that embraces the gemstones in a cross design. It sits gracefully on a 18" sterling silver chain completed by a classic bolt ring clasp for easy wear. Bauxite is a pure white material which has a highly vitreous lustre when polished, predominantly an Aluminium based material. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen turn the raw Jet into these stylish pieces of jewellery. You can find other matching Whitby Jet and Bauxite jewellery on our website. Dimensions: Approximately 21mm x 22mm.