Silver blue john marcasite beaded edge pear pendant necklace p2121 this femininependantfeatures ateardrop shaped cabochon of rare blue john stone sourced directly from the treak cliffcavern in castleton the stone is framed by andexquisite sterling silver setting that showcases dazzling marcasite giving the piece a sophisticated sparkle the pendanthangs gracefully from a fluid 18 inch long silver chain complete with a classic bolt ring clasp all our blue john jewellery is designed an