Scientists characterize shale cap rocks at tiny scales
Shale is a sedimentary rock made up of tiny grains of silica, clay and other minerals. Many types of rock have few physical ...
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How Has Fracking Changed Our Future?
Fracking-the high-pressure injection of water, chemicals and sand into shale deposits to release the gas and oil trapped within the rock-in recent ... in "The New Oil Landscape" (NGM March 2013 ...