Malachite is said to be the stone for someone who travels a lot and is known as the stone of protection. This sterling silver bezel set green malachite stacking ring is a perfect gift for someone who loves green. Here are the details: * This ring has a 6mm round smooth dark green malachite cabochon set in a sterling silver bezel and on a sturdy band. Please note: Malachite is a soft gemstone and can scratch easily. It can be worn with other stackable rings, or by itself. Handmade by Barb Macy in Corvallis, OR.