Section 21(2)(i) in The Rajasthan Minor Mineral Concession Rules, 1986
(i)Mining lease for mineral granite shall be granted only in favour of such applicant who undertakes to deploy the mine machinery prescribed in Annexure-1 appended to these rules, within a period of one year of registration of lease deed. The affidavit in this regard shall be submitted by the applicant along with the application form. If mine machinery has not been deployed within the prescribed period of one year, authority who has granted the lease may allow a further period of 6 months on payment of penalty equal to fifty percent of annual dead rent.