How does structure effects on coal seam and its mining?
IntroductionAny significant lateral or vertical structural change in a coal seam has a direct bearing on its thickness, quality and mine...
الخميس، 28 مايو 2015
Geologic Principles for Defining Relative Age
Building from the work of Steno, Hutton, and others, the British geologist Charles Lyell (1797–1875) laid out a set of formal,...
الأربعاء، 27 مايو 2015
How does sedimentary environments effects on rock geomechanical behaviours?
Sedimentary environments are important for investigating rock physical, geological, and geomechanical behaviours. Different from other mineral resources, coal-bearing formations mainly formed...
الاثنين، 25 مايو 2015
How can Paleocurrents direction be interpretted?
A paleocurrent is just what the term implies: a current, of water or wind, that existed at some time in the...
الأحد، 24 مايو 2015
Classification of sedimentary basins
Sedimentary basins are classified by tectonic (and, specifically, plate-tectonic) setting. That's fairly easy to do for modern basins, but it's...
السبت، 23 مايو 2015
How are sedimentary basins formed?
Sedimentary basin: A low area in the Earth’s crust, of tectonic origin, in which sediments accumulate. Sedimentary basins range in size...
الأربعاء، 20 مايو 2015
How to construct a cross section using the Kink method?
Kink method: The basic method is to allow each dip measurement to define a zone where the dip is constant. The...
