CAIRO, May 18 (Reuters) - Oman's energy and minerals ministry has amended and extended an exploration and production agreement for Block 53 with U.S. company Occidental Petroleum OXY.N until 2050, Oman News Agency reported on Sunday.
It said the agreement was worth an estimated 11.5 billion Omani rials ($29.88 billion).
($1 = 0.3849 Omani rials)