And then studied the origin and lithofacies meaning of siderite.
在此基礎(chǔ)上研究了菱鐵礦的成因和巖相意義.
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IV. carbonate mineral contain iron , include siderite, ankerite, etc.
含鐵碳酸鹽礦物:有菱鐵礦及鐵白云石等.
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Calcite, siderite, barite and others don't contain gold.
方解石 、 菱鐵礦 、 重晶石等不含金.
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The pyrite and siderite associated with the ores have been oxidized into limonite, hemitite and goethite.
黃鐵礦、菱鐵礦變?yōu)楹骤F礦 、 赤鐵礦和針鐵礦.
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