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- It has been found that a lot of gypsum and zinc bearing siderite occur on the surface of Xitieshan deposit and near ore country rocks of the upper part of the ore body. 锡铁山矿床地表及上部中段的近矿围岩中发育大量的石膏和含锌菱铁矿,长期以来主要作为喷流沉积或后期改造的产物。
- Near ore body 临近矿体
- The wallrock alteration near the ore body is very thin, and mainly represents as the skarnization, which made the garnet, epidote, hedenbergite, tremolite etc. 近矿围岩蚀变甚弱,主要表现为夕卡岩化作用,出现了石榴子石、绿帘石、钙铁辉石、透闪石等夕卡岩矿物。
- Gold ore bodies formed by every pulse and mant... 为本区的地质找矿提供了一个明显的找矿标志。
- Ore bodies are tabular or tabularoid. 矿体呈板状、似板状。
- A lot of iron pyrites in the meddle of 1430 near ore bed in Dayagou can be found , which is the next foreground of finding ore. 在大崖沟1430中段发现蚀变矿化带,其中黄铁矿化较强烈,为下一步的找矿提供了有利的地段。
- A first decline was sunken to provide access to the ore body and trail mining was carried out in different stopes. 第一次沉降为我们提供了接近矿体的机会,公司在不同的采矿场进行了试采。
- Experimental Research on Mining Plan of 2# Ore Body of Huangshilao Mining Area of Tongling Jinchan Co. 黄狮涝矿区2%23矿体开采方案试验研究。
- Piedmont potassic alteration zone is the product of potsash feldspathization, part of the zone is ore body. 矿区山前钾化带是钾化蚀变的产物,局部地段构成矿体。
- It is always very difficult to forecast concealed ore body in loess overburden area. 黄土覆盖区找矿预测评价历来是地质找矿工作的难点。
- The characters of deep mine are larger raw rock pressure,larger ore body plasticize,mine pressure severe appearance. 深矿井的特征是原岩压力大、矿体塑性大及矿山压力显现剧烈。
- Iron ore bodies all occur within the skarn located near the contact zone between the gabbro and the Sinian epi_metamorphic rocks. 铁矿体的产出严格受辉长岩与震旦系浅变质岩接触带附近的矽卡岩控制。
- The interformational faulted zone structures result from anticline controlling faulted-zone-type skarn ore body. 层间破碎带构造,控制着破碎带型矽卡岩矿体,为背斜层间滑动形成的破碎带。
- Huangsha wolfram deposit of Yudu Wolfram Mine is beded quartz-vein deposit, and the ore body occurrence is varied. 铁山垅钨矿黄沙矿区钨矿床属典型的“五层楼”结构石英脉型矿床,矿体形态变化较大;
- Three spodumene samples with different colors and two aegirine samples were taken from the same ore body to be tested. 以3种不同颜色的锂辉石和两种霓石为例,分别以油酸钠和十二胺作捕收剂研究了同种矿物的浮游性差异及产生的原因。
- It is proved that this safe,effecstive method is suited for mining under the conditions of unstable ruck and ore body. 实践证明,该采矿工艺具有安全、高效、贫化损失小和技术先进的特点,适用于矿岩结构极不稳固的顶板复杂矿体的回采。
- Vertical slicing by filled stopes method is effective to mine fracturing ore body with theroof of moderate inclination. 中等倾斜顶板破碎矿体的开采,垂直分条充填采矿方法是一种较为有效的方法。
- The simulation of ore body using computer technology is of significance to the design of mining exploitation design. 摘要利用计算机技术进行矿体形态的模拟对指导矿山开采设计具有重要的意义。
- The results show that both ore body and wall rock have weak or strong rockburst proneness. 结果表明,该矿矿体和围岩均具有发生弱或强烈岩爆的倾向性。
- Contour map of ore body has got used widly, but there are some specious questions existing in its application. 矿体等高线图是应用广泛的图件,同时似是而非的问题也随之出现。