Section 18(17) in The Rajasthan Minor Mineral Concession Rules, 1986
(17)If the lessee intimates his intention not to work the newly discovered mineral(s) or fails to report to work the newly discovered mineral(s) within a period of three months from the date of discovery of new mineral then it shall be open to the Government to grant a lease for the working of the same to any other person, provided such working does not obstruct or interfere with the working of existing lease;
