Silver blue john marcasite ribbon edge pendant necklace p2135 this femininenecklace boasts astrikingcabochon of rare blue john stone that has been directly sourced from treak cliff cavern in castleton the stone has been placed in the centre of an intricately crafted sterling silver setting which showcases an exquisite twisted ribbon detailing embellished by sparklingmarcasite stones the pendant hangs gracefully from a fluid 18 inchsterling silver chain complete with a classic bolt ring