Onyx & Quartz set in Sterling Silver Wire

Gemstone Name: Onyx & Quartz
Location: Compressed
Characteristics: This striking cabochon is a compressed stone composed of small chunks of white Quartz and black Onyx, to which zinc has been added. The material is then heated and compressed, creating a beautiful, vivid stone. This pendant is set in Sterling Silver wire.
Hardness: 5
Size: 25mm x 60mm & 4mm thick.
Polish: Excellent