siderite

常见例句

And then studied the origin and lithofacies meaning of siderite.
在此基礎上研究了菱鉄鑛的成因和巖相意義。
Calcite, siderite, barite and others don’t contain gold.
方解石、菱鉄鑛、重晶石等不含金。
IV.carbonate mineral contain iron, include siderite, ankerite, etc.
四、含鉄碳酸鹽鑛物：有菱鉄鑛及鉄白雲石等。
The pyrite and siderite associated with the ores have been oxidized into limonite, hemitite and goethite.
黃鉄鑛、菱鉄鑛變爲褐鉄鑛、赤鉄鑛和針鉄鑛。
Mineral resources of coal, red siderite, limonite, chromite, gold, copper, limestone, gypsum and so on.
鑛藏資源有煤鑛、赤菱鉄鑛、褐鉄鑛、鉻鉄鑛、金、銅、石灰石、石膏等。
LUO Li-qun.Explorative research on beneficiation of siderite and its development prospect[J].Metal Mine,2006(1):68-72.
[2]羅立群.;菱鉄鑛的選鑛開發研究與發展前景[J]