Black Stone Enters, Amends Haynesville Deals with Revenant, Aethon / Latest / By mark Black Stone Minerals entered into a development agreement in the Shelby Trough with Revenant Energy and amended an agreement to have 50,000 acres returned by Aethon Energy in exchange for reducing annual well commitments. Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Related