Blue john freshwater pearl two bead drop earrings eunq0000474rthese exquisite drop earrings boast two stunning round shaped pieces of rare blue john stone that has been sourced directly from treak cliff cavern in castleton the stone is set on the end of the elegant 9ct yellow gold mount which hangs gracefully from the lobe and is paired with a beautifully contrasting freshwater pearlrall our blue john jewellery is designed and crafted within our very own workshops in ashbourne derbyshire whe