Common use of Lease Serial Number Clause in Contracts

Lease Serial Number. NMNM-136870 Lease Date: April 1, 1972 Lease Term: 10 Years Lessor: United States of America Original Lessee: X X Xxxxx Present Lessee: XTO Holdings, LLC Description of Land Committed: Township 25 South, Range 29 East, N.M.P.M. Section 10: E2SE Number of Acres: 80.00 Royalty Rate: 12.50% Name and Percent of ORRI Owners: The Marital Trust created under the X X Xxxxx Trust dtd 4/14/1981 – 2.50% Energex, LLC – 2.50% Burlington Resources Oil & Gas Company, LP – 5.00% XxXxxx Xxx Xxxxxxxx – 0.2500% The Xxxxxx Xxxxxx Xxxxxxxx Trust – 0.2500% Rio Brazos Mineral Company, LLC – 0.201317% Xxxxxx X Xxxxxxx Xx Children’s Trust for Xxxxxx X Xxxxxx – 0.039473% Xxxxxx X Xxxxxxx Xx Children’s Trust for Xxxxxxx X XxxxxxX – 0.039474% Xxxxxx X Xxxxxxx Xx Children’s Trust for Xxxxxx X Xxxxxxx XXX – 0.039474% Sonic Minerals LP – 0.148026% WI Owners and Interests: XTO Holdings, LLC – 73.710525% The Xxxxx Company – 20.368422% Sonic Oil & Gas LP – 4.583110%

Lease Serial Number. NMNM-136870 Lease Date: April 1, 1972 Lease Term: 10 Years Lessor: United States of America Original Lessee: X X Xxxxx Present Lessee: XTO Holdings, LLC Description of Land Committed: Township 25 South, Range 29 East, N.M.P.M. Section 10: E2SE E2SW Number of Acres: 80.00 Royalty Rate: 12.50% Name and Percent of ORRI Owners: The Marital Trust created under the X X Xxxxx Trust dtd 4/14/1981 – 2.50% Energex, LLC – 2.50% Burlington Resources Oil & Gas Company, LP – 5.00% XxXxxx Xxx Xxxxxxxx – 0.2500% The Xxxxxx Xxxxxx Xxxxxxxx Trust – 0.2500% Rio Brazos Mineral Company, LLC – 0.201317% Xxxxxx X Xxxxxxx Xx Children’s Trust for Xxxxxx X Xxxxxx – 0.039473% Xxxxxx X Xxxxxxx Xx Children’s Trust for Xxxxxxx X XxxxxxX – 0.039474% Xxxxxx X Xxxxxxx Xx Children’s Trust for Xxxxxx X Xxxxxxx XXX – 0.039474% Sonic Minerals LP – 0.148026% WI Owners and Interests: XTO Holdings, LLC – 73.710525% The Xxxxx Company – 20.368422% Sonic Oil & Gas LP – 4.583110%