Anantharama Parameswara Subramaniam obtained PhD (1952) from Princeton University, USA. He worked as Petrologist and also Deputy Director-General, Geological Survey of India.

Academic and Research Achievements: Subramaniam worked on the alkaline rocks at Sivamalai of the calciphyres near Nanjangud, (Mysore) on industrial rocks and minerals from the Sithampundi complex, Chennai, on petrology of the anorthosite-gabbro mass at Kadavur, Chennai, and on paragenesis of garnets in charnockite and related granulites and bleaching clays, Chennai. His special interests were in metamorphic and igneous petrology, geochemistry, tectonics and genesis of sulphide ore deposits. He supervised detailed studies on the bauxite deposits of Western India and was responsible for bringing to light a large deposit of fluorspar at Amba Donga in Baroda District, Gujarat.

Other Contributions: Subramaniam co-edited the book Advancing Frontiers in Geology and Geophysics (MS Krishnan 65th birthday volume). He was Member of the Society of Economic Geologists, and Mineralogical Societies of America and Great Britain.

Awards and Honours: Dr Subramaniam was conferred the Royal Society Bursary. He was elected Fellow of the Geological Society of London and Geological Society of Japan.