remains an equity partner and holds a 29.5% stake. HZL is listed on Indian stock exchanges (NSE and BSE).HZL's fully integrated zinc operations include five lead-zinc mines, one rock phosphate mine, four hydrometallurgical zinc smelters, two lead smelters, one lead-zinc smelter, four sulphuric acid plants, one silver refinery and six captive power plants at our Chanderiya, Dariba and Zawar facilities in the State of Rajasthan, processing and refining facilities for zinc at Haridwar and for zinc, lead and silver at Pantnagar, both in the State of Uttarakhand and in northern India. In FY 2013, these operations delivered 870,000 tonnes of mined zinc-lead metal-in-concentrate, and 802,000 tonnes of refined zinc and lead. Oil & Gas: Sesa Sterlite's Oil & Gas operations comprise the assets of Cairn India in India, Sri Lanka and South Africa. Cairn India is India's largest private-sector crude oil producer, contributing to over 25% of India's crude oil production. Sesa Sterlite owns 58.9% of Cairn India, which is also the fastest-growing Asian E&P company (Platts 2011) and one of the top 20 independent E&P companies worldwide. Cairn India has interest in eight blocks in India, one in Sri Lanka and one in South Africa. Cairn India's resource base is located in four areas – the onshore RJ-ON-90/1 (Rajasthan) block, two blocks on the west coast of India, four blocks on the east coast of India (including one in Sri Lanka) and one block in South Africa. Cairn India's Rajasthan block is the largest onshore discovery in India in the last 20 years and has an estimated 7.3 billion barrels of oil equivalent in place with a basin potential to support a production rate of 300,000 barrels of oil per day. Cairn India has a strong track record of exploration, with nearly 50% exploration success ratio. It has initiated an exploration and appraisal programme to unlock further potential in the proven Rajasthan block. Cairn India has a planned net capital investment of US$3 billion through FY2016, with around 80% of this investment allocated for the Rajasthan block. Cairn India has a current operating capacity of per day of oil equivalent at Rajasthan, and remains on track to deliver a FY2013-14 exit production target of over per day of oil equivalent. The company has recently commenced gas sales from the Rajasthan Block. Sesa Sterlite's Oil & Gas operations comprise the assets of Cairn India in India, Sri Lanka and South