Sterling silver pendant, Ag 925/1000. Rhodium plated. With genuine, natural gemstone - unakite. Heart with refined color contrasts created by nature itself. Gemstone characteristics: Type: Natural gemstone - unakite. Country of origin: USA. Carat weight: 19.34 ct. Heart cut, smooth, dimensions 20x20 mm. Color: Green, red, brown. Clarity: Opaque. Luster: Very good. Hardness: 6.0 - 7.00 Mohs. Specific gravity: 2.85 - 3.20. Refractive index: 1.525 - 1.760. First unakite site has been identified in North Carolina, USA, and the gemstone was named after it. Unakite is aggregated gemstone, primarily composed of pink orthoclase feldspar, clear green quartz and epidote. Gemstone is a very strong and hard. Pendant dimensions (loop excl.) ca. 20x20x6 mm. Loop is freely moving, inner loop dimensions ca. 6x4 mm.