Mining Factory

This is a mining smelting idle game. Minerals collected include coal mines, oil, natural gas, and uranium mines. Ferrous metal iron ore, copper ore, manganese ore, chromium ore, vanadium ore, titanium ore, Non-ferrous metals lead ore, zinc ore, aluminum ore, nickel ore, tungsten ore, magnesium ore, gold, silver, etc. Non-metallic phosphate rock, boron rock, limestone, quartzite. Rare metals Lithium ore, rubidium ore, cesium ore, niobium ore and many more. There are 40 kinds of minerals in total....