Sumit MIshra, H.N.B.Garhwal University, Department of Geology, Srinagar Garhwal, India, Vinod K Singh, Bundelkhand University, Department of Geology, Jhansi, India, Alexander I Slabunov, Karelian RC, Institute of Geology, Petrozavodsk, Russia and H.C. Nainwal, H. N. B. Garhwal University, Srinagar, Uttrakhand, Geology, Srinagar, India