The use of gems has been very popular in society since long ago. They are used in some or the other form, be it to increase the beauty or improve the fate. In astrology, gems have been used for ‘Griha Shanti’ or to
Opal is called Swagraj in Sanskrit and Sagar Raj in Hindi. It is often called ‘Doodhiya Pather’ in common language. It is generally colorless. On rare occasions, some colored ones are also found. There are sixteen types