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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Abandoned mine drainage ： ウィキペディア英語版 Abandoned mine drainage Abandoned mine drainage (also known as AMD〔) is a form of water pollution involving water that has been polluted by contact with mines, typically coal mines.〔 Although it is sometimes called "acid mine drainage", not all abandoned mine drainage is acidic.〔 ==Types== The most common form of abandoned mine drainage is acid mine drainage, which is highly acidic water coming from mines.〔 Abandoned mine drainage can become acidic when it is exposed to oxygen and sulfur-containing minerals such as pyrite. Another form of abandoned mine drainage is alkaline mine drainage.〔 This typically occurs in the presence of minerals such as calcite, limestone or dolomite.〔〔 The third form of abandoned mine drainage is metal mine drainage, which occurs when large amounts of metals such as lead contaminate mine water.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Abandoned mine drainage」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.