Jamshedpur, Aug. 4: Tata Steel managing director B. Muthuraman lauded geologists and mining engineers working with the firm for their efforts to make the company a prominent player in the global minerals market. He was speaking at a function organised to mark 100 years of discovery of iron ore at Joda in Keonjhar district in Orissa on Tuesday. Executive director (India and South East Asia) of Tata Steel H.M. Nerurkar was also present at the occasion.