| Blackstone Minerals Unit A-6 G-6-207708 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 1.5M | 6.71M | Nov 2004 – Sep 2025 |
| Aldridge Trust Unit G-6-205646 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 1.08M | 8.95M | Sep 2004 – Nov 2020 |
| Black Stone-Martinadale A-6 G-6-220772 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 957K | 3.87M | Mar 2006 – Apr 2026 |
| Hancock G-6-288928 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 859K | 6.59M | Jan 2020 – Apr 2026 |
| Long-Bell G-6-215637 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 806K | 3.9M | Aug 2003 – Apr 2026 |
| Mann Trust Unit G-6-199176 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 793K | 4.48M | Dec 2003 – Apr 2026 |
| Sterling-Black Stone A-5 G-6-222188 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 752K | 4M | Jun 2006 – Apr 2026 |
| Mouton et Al G-6-215840 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 715K | 2.94M | Jan 2002 – Apr 2026 |
| Pfluger-Black Stone A-20 G-6-222960 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 672K | 2.76M | Sep 2006 – Apr 2026 |
| Pfluger-Black Stone A-20 G-6-222165 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 645K | 4.24M | Apr 2006 – Apr 2026 |
| Mason G-6-237754 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 637K | 9.55M | Jun 2008 – Apr 2026 |
| Black Stone Hanks a-20 Unit G-6-234703 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 636K | 2.85M | Jan 2008 – Apr 2026 |
| O'Brien Reid Unit G-6-202696 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 602K | 2.27M | May 2004 – Apr 2026 |
| Black Stone Minerals a-5 East G-6-213602 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 581K | 2.17M | Jul 2005 – Apr 2026 |
| Black Stone Minerals A-618 G-6-234779 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 572K | 2.36M | Oct 2007 – Apr 2026 |
| Blackstone Minerals A-6 G-6-217819 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 568K | 2.3M | Dec 2005 – Apr 2026 |
| Hooper G-6-291510 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 567K | 3.33M | Sep 2021 – Apr 2026 |
| Black Stone Minerals a-5 East G-6-250004 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 551K | 2.32M | May 2007 – Apr 2026 |
| Black Stone Hanks a-20 Unit G-6-256414 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 550K | 6.2M | Mar 2010 – Apr 2026 |
| Clemmons G-6-232834 | Etoco, L.P. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 461K | 1.95M | Nov 2007 – Apr 2026 |
| Sutton G-6-192846 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 442K | 5.56M | Sep 2002 – Apr 2026 |
| Black Stone Minerals A-206 G-6-231938 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 437K | 2.53M | Aug 2007 – Apr 2026 |
| Hancock G-6-293244 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 436K | 2.88M | Jun 2022 – Apr 2026 |
| Nueces Bay State Tract 688 G-4-242306 | Orx Resources, L.L.C. only | Nueces Bay Deep Consolidated | San Patricio | 1 | 427K | 13.2M | Aug 2008 – Apr 2026 |
| Wild-Smith G-6-229326 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 385K | 6.77M | Jun 2007 – Apr 2026 |
| Reaves, J.B. G-6-215642 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 381K | 1.59M | Feb 2004 – Apr 2026 |
| Black Stone-Wilburn Unit G-6-232168 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 377K | 1.49M | Jun 2007 – May 2025 |
| Conn G-6-221142 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 373K | 2.84M | Apr 2006 – Apr 2026 |
| Black Stone Hamilton Unit G-6-265642 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 371K | 982K | Apr 2012 – Apr 2026 |
| Brown-Donner Unit A-567 G-6-153267 | Union Pacific Resources Company only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 370K | 2.15M | Dec 1994 – Aug 1998 |
| Yanta Cattle Co a-288 #2 GU G-2-285142 | Burlington Resources O & G Co LP only | Sugarkane (Eagle Ford) | Karnes | 1 | 364K | 2.28M | Mar 2018 – Apr 2026 |
| Yanta Cattle Co. a-288 #2 GU G-2-297661 | Burlington Resources O & G Co LP only | Sugarkane (Eagle Ford) | Karnes | 1 | 362K | 2.62M | Mar 2024 – Apr 2026 |
| Black Stone-Martindale A-6 G-6-215614 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 361K | 1.43M | May 2005 – Apr 2026 |
| Texana Shepherd G-6-215849 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 356K | 2.58M | Mar 2003 – Apr 2026 |
| Crain-Black Stone A-375 G-6-220868 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 349K | 1.46M | Mar 2006 – Apr 2026 |
| Middle Earth G-6-294415 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 338K | 2.66M | Jan 2023 – Apr 2026 |
| Hooker G-6-211963 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 331K | 1.17M | Jun 2005 – Apr 2026 |
| Stryker Unit G-6-261504 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 327K | 3.96M | Mar 2011 – Apr 2026 |
| Pure Resources G-6-215842 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 327K | 826K | Dec 2002 – Apr 2026 |
| Reid-O'Brien G-6-251585 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 324K | 1.37M | Jul 2009 – Apr 2026 |
| Davis a-388 Unit No. 2 G-3-263192 | Zarvona Energy LLC only | Double a Wells, N (Austin Chalk) | Polk | 1 | 321K | 1.65M | Sep 2010 – Apr 2026 |
| Allar Unit G-6-293551 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 318K | 1.54M | Feb 2022 – Apr 2026 |
| N. Padre Island 883-L/899-L Unit G-4-181502 | Fieldwood Energy LLC only | Npi 883-L (MT-1A Sand) | N Padre IS-LB | 1 | 317K | 5.91M | Jun 2001 – Nov 2012 |
| Middle Earth G-6-293609 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 314K | 1.74M | Aug 2022 – Apr 2026 |
| Wheat Minerals Trust G-6-207709 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 312K | 1.28M | Jan 2005 – Apr 2026 |
| Arco Fee Unit A-924 G-6-158379 | Anadarko E&P Company LP only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 309K | 4.95M | Jan 1996 – Jun 2003 |
| Mustang Island Block 883-S G-4-178818 | Apache Corporation only | Mstg Isl BLK 883 (Marg Tex 1C) | Mustang IS-SB | 1 | 307K | 13.4M | Apr 2000 – Nov 2010 |
| Lucas a-24 Unit G-6-235933 | Zarvona Energy LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 305K | 1.47M | Mar 2008 – Apr 2026 |
| Hooper G-6-296672 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 304K | 2.08M | Jan 2024 – Apr 2026 |
| Clements, Hally et Al G-6-215639 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 299K | 1.17M | Apr 2001 – Apr 2026 |