Natural Brown Zircon - Dashrath International Gemstone Learning Library
Brown Zircon is a Nano silicate family stone. Its chemical composition is zirconium silicate. Hardness of Brown Zircon is 7 to 7.5 and the special gravity is 3.94 to 4.73. Reflective index of Brown Zircon is 1.81 to 1.93. The above mentioned factors are to identify the actual & natural Brown Zircon. As whenever we hear the word Zircon, it seems like a synthetic stone; but all the Zircon are not synthetic gemstone. Basically Cubic zirconia is a synthetic stone but rest of the Zircon comes from nature. These Zircon stones come in many color, and out of which Brown Zircon is very famous. People also use brown zircon as the natural substitute of brown diamond. Zircon was first found around 4.4 billion years ago in Australia but now it gets found at many places of the World like Burma, Madagascar, Some Places of Pakistan and Afghanistan etc. Brown Zircon has a very good luster on it which makes it very popular in demand. As we all know that Zircon has the ra...