(n.) Oil and Gas Business. A percentage share of production, or the value derived from production, paid from a producing well. See: Lessor Royalty, Nonparticipating Royalty, Overriding Royalty, Shut-In Royalty
Schlumberger Ltd. (The World's Leading Supplier Of Technology, Integrated Project Management And Information Solutions to Customers Working in The Oil and Gas Industry Worldwide), Schlumberger Oilfield Glossary Cedex, France 2014. http://www.glossary.oilfield.slb.com/en/Terms/sym/ a.aspx, (Ergo - Brit) {766}