100 MAGNESIUM COMPOUNDS1 - USGS
winter months, which would likely decrease demand for fused and dead-burned magnesia. World Magnesite Mine Production and Reserves: 5. In addition to magnesite, vast reserves exist in well and lake brines and seawater from which magnesium compounds can be recovered. Mine production Reserves. 6. 2018 2019. e. United States W W 35,000 Australia ...