Silver blue john marcasite two stone pear bangle b881 this exquisite bangle features two simple pear shaped blue john stones in the centre that have been sourced directly from treak cliff cavern in castleton surrounding the blue john marcasite has been set along the finely detailed sterling silver band to create an elegantfeminine lookthe bangle is fastened with a safely clip for extra security when wearing all our blue john jewellery is designed and crafted within our very own workshops