Academic grading in India is based on a percentage system. Generally, at the school level percentages of 80-90 are considered excellent while above 90 is exceptional.At the university level however percentages between 69-79 are considered excellent and are quite difficult to obtain.any universities have their ranking on point system. Though there are exceptions to standard system such as MBA Courses, the following table will summarize the grading system and conversions for normal graduation and post graduation in universities and institutes, unless otherwise declared by the institute.
crenellation (plural crenellations) 1  A pattern along the top of a parapet (fortified wall), most often in the form of multiple, regular, rectangular spaces in the top of the wall, through which arrows or other weaponry may be shot, especially as used in medieval European architecture.
refers to any planar arrangement of mineral grains or crystals within a rock. Foliated texture. rock, slaty, cleavage, schistosity, gnessic, banding. Slate. parent rock: shale/mudstone/silstone. foliated. fine grained. composed of chlorite/mica. Phyllite. foliated. fine grained/ glossy sheen & wavy surface. composed of muscovite/chlorite.