Shiva Lingam is a crypto-crystalline Quartz - a silicon dioxide mineral that contains impurities. It has a hardness of 7 and originate at the Narmada River in western India.
Shiva Lingham stones are named after Shiva, the Hindu god and found in the Narmada River, one of the seven sacred rivers in India. It is said that Shiva Lingham Stones activate Kundalini energies, boost vitality and intensifies libido. It represent both the male and female, charges all the chakras, helps one to break old habits and opens up new pathways.