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Apr 03, 2020 Lead ore comes from underground mining operations, where the lead ore seams are blasted out of the ground and transported to the surface for refinement. Lead is commonly found in deposits with other minerals, such as silver, zinc or copper.
Next the lead powder is put through a flotation process, that involves mixing the lead ore with water, the addition of pine oil and the introduction of air bubbles and agitation which forms an oil froth, containing the lead ore, on the surface. The froth is skimmed and then filtered to remove the water.
Get the Lead Out by LeBlanc, Mazalewski, Cook, amp King Page Questions. a Describe a general process of mining lead from ore, including the name and formula for the primary ore that contains lead. b De ne terms used in the process such as ore, smelt, gangue, re ne, slag, and mine tailings. During the smelting process, sulfur dioxide gas is produced.
Lead metal can be classified as either primary or secondary. Primary lead is produced directly from mined lead ore whereas secondary lead is produced from scrap lead products such as automobile batteries which have been recycled. Total annual production is approximately 8 million tonnes, half of which is primary lead.
of water a process called hydraulic mining are used to extract the ore. Placer mining is usually aimed at removing gold from stream sediments and floodplains. Because placer mining often occurs within a streambed, it is an environmentally-destructive type of mining,