The fragments of rock dislodged by the bit and brought to the surface in the drilling mud. Cuttings samples are analyzed by geologists to obtain information, particularly the presence of oil or gas, in the formations drilled
O'Brien Energy Company, Oil and Gas Exploration and Production, Glossary, LA, USA 2014. http://www.obrienenergyco.com/glossary/, (Oil - Amer) {781}