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noun [ C ] uk / maɪn / us. mine noun [C] (UNDERGROUND) B2. an underground system of holes and passages where people dig out coal or other minerals. Examples. mine noun [C] (BOMB) a bomb hidden in the ground or water that explodes when it is touched: He was killed when he drove over a mine. See also. gold mine. mine. verb. uk / maɪn / us.
Mining is the extraction of valuable geological materials and minerals from the surface of the Earth. Mining is required to obtain most materials that cannot be grown through agricultural processes, or feasibly created artificially in a laboratory or factory.
Oct 19, 2023 · Mining is the process of extracting useful materials from the earth. Some examples of substances that are mined include coal, gold, or iron ore. Iron ore is the material from which the metal iron is produced. The process of mining dates back to prehistoric times.
Apr 22, 2024 · Mining, process of extracting useful minerals from the surface of the Earth, including the seas. A mineral, with a few exceptions, is an inorganic substance occurring in nature that has a definite chemical composition and distinctive physical properties or molecular structure. (One organic.
Dec 27, 2021 · By Jack Healy and Mike Baker. Dec. 27, 2021. YELLOW PINE, Idaho — Net in hand, Louis Reuben waded into the frigid waters where his ancestors once fished, long before Idaho’s rivers were dammed and...
noun. an excavation made in the earth for the purpose of extracting ores, coal, precious stones, etc. a place where valuable minerals may be obtained, either by excavation or by washing the soil. a natural deposit of valuable minerals. an abundant source; store:
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