Evidence of an ancient subduction zone in the Neo-Tethyan ophiolites of eastern Himalaya, northeast India: Implications from petrogenetic and metamorphic studies

Amrita Dutt, Wadia Institute of Himalayan Geology, Petrology & Geochemistry, Dehradun, India and Athokpham Krishnakanta Singh, Wadia Institute of Himalayan Geology, Dehradun, India