Mercury is regarded as the sperm of Lord
Shiva and in Ayurveda it as a flowing metalloid (fluid metal).It is
said in Brahma Purana that he who worships Mercury Shivling
devotedly during life-span they get glory, honour, high office, name
and fame, sons, grandsons and learning.Parad Shivling is a very rare
Tantrik article. It is belived that even by touching the energised
Parad Shivling, one's sins are removed.Also
available seperate Parad Shivlingam with Stand,Parad Shiv Parivar and Parad Nandi.