gold, tin, silver, iron
Uranium is extracted from mines as many other minerals.
Salt can be extracted from mines or sea water.
Salt is extracted from mines or sea waters.
Uranium is extracted as minerals from mines and after this is chemically prepared to uranium metal or oxides.The world production of uranium is now approx. 55 000 t.
Uranium is extracted from mines.
Salt
Canadian uranium mines are private.
Salt is extracted from salt mines.
Salt is extracted from mines or sea water.
Gold (Au), tin (Sn), silver (Ag), and iron (Fe) are extracted from underground mines with hot water.
Most large mines DO have administrative jobs. Miners have to be hired, trained, and paid. Mining materials must be ordered and paid for, and the mined minerals must be shipped, sold, and payment collected. Mines have permits and environmental paperwork.
Salt is extracted from mines or sea waters.