Vintage 1930s Amethyst Marcasite Silver RingLegend has it Amethyst will keep the wearer clear headed and quick witted in battle and in business affairs. Our marcasite vintage ring features a small amethyst gemstone in the centre of the ring, which is quite rare. The marcasites are claw set, the stones are cut to reflect the light giving a diamond effect. The 'stone' known as Marcasite is actually pyrite. Pyrite is cut into small pointed or rounded facets to create marcasites. Their lustre is