Silver Marcasite Feather BroochSilver Feather Brooch This sterling silver brooch is crafted in the detailed shape of a feather, with its surface intricately set with numerous small, glittering marcasite stones. The metallic lustre of the marcasite provides a subtle sparkle across the entire piece. For secure attachment to clothing, the brooch is fitted with a pin and a rollover safety clasp, which helps prevent it from accidentally opening.