| Sterling-Black Stone A-5 G-6-222188 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 753K | 4.01M | Jun 2006 – Aug 2026 |
| Sterling-Black Stone A-5 G-6-256659 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 179K | 1.31M | Dec 2009 – Aug 2026 |
| State Lease 904 Gas Unit G-4-132417 | Sterling Energy, Inc. only | G.O.M. St-904 (Frio 1-A) | Mustang IS-SB | 1 | 157K | 2.39M | by Jan 1993 – Oct 2005 |
| Sterling Unit G-3-201106 | Carrizo Oil & Gas, Inc. only | Hematite Sand (Vicksburg) | Chambers | 1 | 29.1K | 587K | Apr 2004 – Jul 2007 |
| Sterling 'X' Fee G-10-150596 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 18.3K | 473K | May 1994 – Apr 2007 |
| Sterling 'y' Fee G-10-149825 | Chevron U. S. A. Inc. only | Conger, SW (Penn) | Sterling | 1 | 16.5K | 577K | May 1994 – Apr 2014 |
| Sterling 'X' Fee G-10-149859 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 15.2K | 342K | May 1994 – Jun 2008 |
| Sterling 'AA' Fee G-10-154214 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 14.8K | 529K | Apr 1995 – Mar 2007 |
| Sterling 'L' Fee G-10-149781 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 14.4K | 353K | May 1994 – Nov 2023 |
| Sterling 'D' Fee G-10-150065 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 14K | 391K | Jun 1994 – Jan 2007 |
| Sterling 'y' Fee G-10-150707 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 13.5K | 449K | Jul 1994 – Apr 2008 |
| Sterling 'y' Fee G-10-150144 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 12.4K | 474K | Jul 1994 – Sep 2006 |
| Sterling 'y' Fee G-10-151569 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 11.9K | 351K | Sep 1994 – May 2012 |
| Sterling "J" Fee G-10-148891 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 11.6K | 255K | Mar 1994 – Jun 2024 |
| Sterling 'Q' Fee G-10-149788 | Chevron U. S. A. Inc. only | Conger (Penn) | Sterling | 1 | 11.2K | 401K | May 1994 – Jun 2007 |
| Sterling Unit G-3-187973 | Yuma E & P Company, Inc. only | Hematite Sand (Vicksburg) | Chambers | 1 | 11K | 546K | Jan 2002 – Jan 2008 |
| Sterling "F" Fee G-10-159903 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 10.6K | 324K | Sep 1996 – Aug 2026 |
| Sterling 'X' Fee G-10-149866 | Chevron U. S. A. Inc. only | Conger, SW (Penn) | Sterling | 1 | 9.43K | 297K | May 1994 – Jun 2013 |
| Sterling 'L' Fee G-10-149780 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 8.84K | 265K | May 1994 – Aug 2026 |
| Sterling "J" Fee G-10-170188 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 8.35K | 212K | Jul 1998 – Aug 2026 |
| Sterling 'y' Fee G-10-150870 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 8.34K | 431K | Aug 1994 – Aug 2026 |
| Sterling 'L' Fee G-10-149778 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 8.3K | 348K | May 1994 – Aug 2026 |
| Sterling 'S' Fee G-10-149816 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 8.22K | 171K | May 1994 – May 2008 |
| Sterling 'J' Fee G-10-149774 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 7.71K | 168K | May 1994 – Oct 2007 |
| Sterling 'F' Fee G-10-149773 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 7.2K | 240K | May 1994 – Aug 2026 |
| Sterling 'y' Fee G-10-150628 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 7.19K | 298K | Aug 1994 – Sep 2006 |
| Sterling 'X' Fee G-10-149861 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 7.16K | 273K | May 1994 – Jul 2011 |
| Sterling "J" Fee G-10-151375 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 6.93K | 157K | Sep 1994 – Aug 2026 |
| Sterling 'y' Fee G-10-151570 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 6.81K | 334K | Aug 1994 – Sep 2009 |
| Sterling "J" Fee G-10-148887 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 6.75K | 150K | Mar 1994 – Aug 2026 |
| Sterling 'P' Fee G-10-149814 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 6.52K | 185K | May 1994 – Sep 2009 |
| Sterling 'T' Fee G-10-155885 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 6.48K | 292K | Aug 1995 – Aug 2026 |
| Sterling 'X' Fee G-10-149366 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 6.38K | 124K | May 1994 – Sep 2006 |
| Sterling 'X' Fee G-10-154537 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 6.27K | 250K | May 1995 – Jun 2006 |
| Sterling "N" Fee G-10-156567 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 5.93K | 161K | Nov 1995 – Nov 2008 |
| Sterling "R" Fee G-10-149795 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 5.83K | 504K | May 1994 – Aug 2026 |
| Sterling 'L' Fee G-10-149779 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 5.73K | 397K | May 1994 – Aug 2026 |
| Sterling 'Q' Fee G-10-149787 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 5.73K | 292K | May 1994 – Aug 2026 |
| Sterling "D" Fee G-10-271796 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 5.72K | 47K | Jul 2013 – Aug 2026 |
| Sterling "H" Fee G-10-148880 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 5.56K | 202K | Mar 1994 – Aug 2026 |
| Mallory, O. L. G-8-95816 | Sterling Oil and Gas only | Willie Mae (3RD Congl) | Palo Pinto | 1 | 5.36K | 482K | by Jan 1993 – May 2019 |
| Sterling 'L' Fee G-10-148893 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 5.24K | 392K | Mar 1994 – Aug 2026 |
| Sterling "S" Fee G-10-164423 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 5.2K | 202K | Jul 1997 – Aug 2011 |
| Sterling "F" Fee G-10-170180 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 4.88K | 62.4K | Jul 1998 – Sep 2007 |
| Sterling 'P' Fee G-10-149815 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Sterling | 1 | 4.87K | 101K | May 1994 – Jan 2026 |
| Sterling "H" Fee G-10-164416 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 4.86K | 134K | Jul 1997 – Aug 2026 |
| Sterling 'W' Fee G-10-149871 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 4.8K | 132K | May 1994 – Dec 2008 |
| Sterling "H" Fee G-10-148878 | Chevron U. S. A. Inc. only | Conger (Penn) | Sterling | 1 | 4.8K | 124K | Mar 1994 – Feb 2014 |
| Sterling "H" Fee G-10-148872 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 4.65K | 125K | Mar 1994 – Nov 2022 |
| Sterling "H" Fee G-10-148874 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 4.53K | 165K | Feb 1994 – Aug 2026 |