硫化物矿染作用 disseminated sulfide mineralization

浸染矿床 impregnation deposit ; disseminated deposit ; dissemination ore deposit

矿物染料 mineraldye ; mineral color ; Erdfarben ; [染料] mineral dye

污染金矿 Haunt Gold Mine

矿物污染 mineral pollution

矿山污染 mine pollution

煤矿环境污染 environmental pollution in coal mine

浸染矿石 impregnation ore

矿区大气污染 air pollution in mining area