Large reserves of pyrites in Rajasthan have been explored in saladipura, Sikar.
In the absence of sulphur deposits, the only alternative indigenous source of sulphur is pyrites of which there are extensive deposits at Saladipura in Sikar district.
Intensive exploration has proved reserves of the order of 115 million tonnes averaging about 20% sulphur.
Setting up of a big fertilizer complex utilizing the phosphate rock deposits near Udaipur and the pyrites of Saladipura has been agreed to in principle by theGovernment of India