The color of the stone can be yellow-red grey white black Orange or colorless. The stone is available in various places such as USA, Japan, Brazil, Mexico, Australia, and Russia. 

The opal stone is famous for its extraordinary features which are known as opalescence. This gemstone contains a variety of beautiful and red color which attracts a lot of people. The main reason for the popularity of this gemstone is opalescence it is a kind of a light play which happens in many of the high-quality stones. This reflection of light around this small structure of the stone provides a very beautiful or and also iridescence. 

The name of the gemstone is derived from Sanskrit word “Upala”, Greek word “opulus”, and Latin word “opallios”. The meaning of all these words is same that is precious stones. These gemstones are available in various colors and can be differentiated according to them. The most popular color of the Opal gemstone is red which is available in two Shades that is Cherry red and Fire Red. The Fire Red stones are the most expensive and popular stone amongst any other color. 

Opal stone is generally formed with stand and water and the 95% of Opal gemstone is available in Australia. The Opal gemstone has the same chemical formula as quartz. And additional 3 to 10% water content is added to this formula. Opal gemstone is not as hard as any other gemstones and must be protected from harsh heat and light. So this stone must be handled very carefully in order to protect it from Breaking or chipping.