1. shale - Noun
2. shale - Verb
A fine-grained sedimentary rock of a thin, laminated, and often friable, structure.
To take off the shell or coat of; to shell.
Source: Webster's dictionaryIt's not unexpected that shooting massive amounts of water, sand, and chemicals at high pressure into the earth to shatter shale and release natural gas might shake things up. But earthquakes aren't the worst problem with fracking. David Suzuki
I will be engaging myself personally, as the head of the Polish government, in the optimization of conditions for the exploration, research, logistics and the business related to the production of shale gas. Donald Tusk
A man sat on a rock and sought Refreshment from his thumb; A dinotherium wandered by And scared him some. His name was Smith. The kind of rock He sat upon was shale. One feature quite distinguished him- He had a tail. David Law Proudfit
The Burgess Shale is not unique, but for those who study evolution and fossils it has become something of an icon. It provides a reference point and a benchmark, a point of common discussion and an issue of universal scientific interest. Simon Conway Morris
New discoveries and production of resources like shale oil and gas are dramatically altering our energy supply outlook and the entire global geopolitical landscape. And the pace of change - particularly in the past few years - continues to accelerate. Fred Upton
Shale gas has provided the United States the opportunity to have 100 years of supply that is domestically produced. If we are going to develop natural gas from shale, it has to be done in a safe and responsible manner. Ken Salazar