The board of trustees of state institutions of higher learning is also authorized and empowered to lease those lands referred to in Section 37-101-141, or any part thereof, for oil, gas and mineral development, or for any other purpose, for such consideration, upon such terms and conditions as said board of trustees shall deem proper, and for the best advantage of the respective institutions. Any such oil, gas or mineral lease shall not be for a primary term of more than six years and so long thereafter as oil, gas or other minerals are produced from said lands. The royalties reserved in such lease or leases shall be not less than the following:
Miss. Code § 37-101-143