Untapped resources: Plans to expand the mining sector …
Oman is a major producer of limestone, with some 8.3m tonnes of output in 2021. However, output has dropped from a high of 19m tonnes in 2017 due to resources becoming depleted. ... Leading gypsum companies include Oman Industries Gypsum and Global Mining Company (GMC), which are both based in Salalah. GMC has a …