Oxidized Sterling Silver Malachite Centered Circle Medallion PendantMaterial: Genuine Sterling Silver (925 silver, 92. 5% silver content) Stone(s): 1 genuine malachite Overall Dimension (including bail): 1. 5 x 1. 5 x 0. 25 inches Inner Bail Diameter: 5 mm Weight: 14. 1 grams Stamp Mark: 925 Origin: Poland Serial Number: p32274 Oxidized sterling silver is treated in order to give the piece an antique or vintage appearance. Malachite is a shining copper ore with swirling islands of rich green color. Used since ancient