Sterling silver blue john marcasite garnet house style dragonfly brooch m329 complementing our sterling silver and enamel designs the introduction of sparkling and natural marcasite stones provides a classic and elegant way to accessorise any outfit with a certain art deco feel accompanied by derbyshire blue john and garnets the collection features wonderful insect earrings brooches rings and pendants this gorgeous dragonfly brooch is hand made in sterling silver and features a beautifu