Garnet has color change or color change Garnet. Weight: 0.70 carats. Provenance: Taita Hills in the Kenya. Clean stone with good clarity. This Garnet is the alumina series part of the Pyralspites. It is composed of molecules of Pyrope and Spessartite impurities of chromium in addition to Grossular molecules, often. The Pyralspites series poles are magnesian side side Almandine Pyrope iron side Spessartite and manganese. This stone has the ability to change color depending on the light. "Cold", as the day light the color of the Garnet will be grey-green or teal (more rarely blue). The same stone placed under a "warm" light as a candle or a light bulb, see color become red or purple. Because of this color change is sufficient impurities of chromium and sometimes vanadium.