Sterling silver blue john medium cross heart drop earrings e1288 these elegant earrings are part of our cross heart collection they feature medium sized hand carved heart shaped blue john stones that have been sourced directly from the derbyshire blue john cavern in castleton these individual highly polished blue john gemstones areframed within sterling silvermounts that embrace each gemstonein a cross designthe earrings are completed by classic hook fastenings for easy wear all our bl