菱铁矿 meaning in English
siderite; spathic iron; iron earth
◇菱铁矿矿床 siderite deposit
Examples
- Study on thermal decomposition kinetics of siderite
菱铁矿热分解动力学研究 - Study on the stratification and critical size in siderite heattreatment
菱铁矿热处理分层现象及临界线度的研究 - Study on the decomposition products of heat - treatedsiderite and it ' s change regularation
菱铁矿热分解产物及其变化规律的研究 - The results indicate that the jade mainly consists of illite and a small quantity of feldspar , quartz , hematite , siderite and rutile , which is argillaceous sedimentary rock
结果表明，其矿物成分以伊利石为主，含有少量的长石、石英、赤铁矿、菱铁矿和金红石，为泥质沉积岩。 - The wall rock of ore - bodies is the siliceous dolostone and alkaline volcanic rock ( trachy andesite ) in the yinachang deposit . based on the shape of ore - bodies and the structure and texture of ores , the deposit was identificed as synsedimentary with wall rocks . there occurred ree minerals , such as bastnaesite , monazite and allanite , associated with apatite and fluorite with ree contents to a certain extent
矿体产出形态和矿石的结构构造等均显示矿体与赋矿地层同沉积特征；出现独立矿物氟碳铈矿、独居石及褐帘石，磷灰石、萤石、菱铁矿等矿物中也含有一定量的稀土，沿矿体走向和垂向稀土元素变化不大。