What is gangue? *
Impurities of sand and soil in an ore.
Dead remains of plants and animals.
Minerals that contain a high proportion of metal.
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In mining, gangue (/ɡæŋ/) is the commercially worthless material that surrounds, or is closely mixed with, a wanted mineral in an ore deposit. ... The separation of valuable mineral from gangue minerals is known as mineral processing, mineral dressing, or ore dressing.
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QUESTION 1 = A gangue in chemistry can be defined as an unwanted material or impurities in the form of sand, rock or any other material that surrounds the mineral in an ore deposit. ... Usually, gangue has to be separated from mineral and the process used is known as mineral dressing, mineral processing or ore dressing.
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QUESTION 2 = Ores usually contain soil, sand, stones and other useless silicates. These undesired impurities present in ores are called gangue or matrix.
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QUESTION 3 = Dead remains of plants and animals are called organic matter. Organic matter is anything that contains carbon compounds that were formed by living organisms. The are many organisms on our planet earth that live in soil, these organisms include bacteria, earthworms, etc and these organisms are known as decomposers.
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QUESTION 4 = Ores are the minerals that contains very high percentage of particular metal and from which metals can be profitably extracted.
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