(n.) Drilling Fluids. A test used to determine if a barite sample contains caustic-soluble sulfide or carbonate minerals. See: pilot test, pyrrhotite, quality assurance, siderite
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}