Sphatik (rock crystal) is the purest and most auspicious gem in the world. It is believed that during "Ramayan Kaal: Load Ram and Laxman Sar on the sphatik rock. Any idol which is made of sphatik does not need "pran pratishtha" before worshipping. It never gets impure (ashuddha). The shivling made up of sphatik is considered to be the best. Worshiping a sphatik shivling is considered to have same effect as worshiping the "Jyotirlings". It bring prosperity, happiness and contentment to the house where it is worshipped.