limestone mining companis in oman - AtaFinch. limestone mining in oman. OMAN271 Кб. By the end of 2009, about 500 active industrial minerals mining operations were active in Oman, including 150 for landfill material, 183 for crushed stone, 71 for chromium, 57 for marble, 4 each for clay, gypsum, and laterite, 3 for sandstone, 2 for limestone, ...Web