Antique, circa 1901, sterling silver red and green bloodstone thistle shield crest converted to a pendant with a hidden bail.
Necklace sits on a 16 inch sterling silver chain.
Approximate measurements: 0.6"w x 1"h
Additional info: The mineral aggregate heliotrope, also known as bloodstone, is a cryptocrystalline mixture of quartz that occurs mostly as jasper or sometimes as chalcedony. The "classic" bloodstone is opaque green jasper with red inclusions of hematite.