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用岩相学方法研究浙江花岗岩的交代作用。浙江花岗岩的主要交代过程包括交代引起的碱性化，如绢云母化、微斜长石化和硅化，斜长石的绢......
岛状杂英长石、钙华瘤和轮圈是产于浙江省浅色花岗岩体中的三种杂英长石.偏光显微镜下观察表明,杂英长石是钠长石和钾长石置换作用......
沙漠是除南极地区之外的另一陨石样品的主要来源地。我国拥有面积辽阔的沙漠，为陨石的收集提供了有利的地理条件。2013年5月，在首次......
冬瓜山矿区是铜陵矿集区的一个重要组成部分．前人对铜陵地区岩浆岩做了大量研究，但对冬瓜山矿区闪长质岩浆岩则缺乏专题性研究．基于前......
以渝东南綦江、南川、石柱及涪陵的龙马溪组下部页岩为例,通过X射线衍射、氩离子抛光-场发射扫描电镜、TOC、脆性力学、高压压汞实......
永平矿床位于江西省铅山县境内，为江西省规模第二大的富铜多金属矿床。在永平铜矿火烧岗采场进行野外地质调查、样品采集、室内岩相......
位于华北克拉通南缘小秦岭地区的华阳川发育含天河石伟晶岩,其中的天河石蓝绿色-绿色,半透明-微透明,玻璃光泽,表面可见一组平行解......
Petrography and Geochemistry of the Upper Triassic Sandstones from the Western Ordos Basin,NW China:
Petrographic and geochemical characteristics of the Upper Triassic sandstones in the western Ordos Basin were studied to......
本文采用快速压蒸测长法研究了各种岩石和矿物的碱活性.岩石包括各种岩浆岩、沉积岩和变质岩.矿物包括各种结构的硅酸盐矿物,如岛......
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扬子地台西缘富碱斑岩的年龄为３０～５０Ｍａ，矿物成分主要由正长石、石英、斜长石组成，化学成分富碱［ω（Ｋ２Ｏ＋Ｎａ２Ｏ）＞８％］、高钾［ω（Ｋ２Ｏ）为５．０９％～８．３０％］，ΣＲＥＥ含量较低，ＬＲＥＥ富集，无铕异常，８７Ｓｒ／８６Ｓｒ初始平均......
在详细地的野外观察和室窗基础上，描述了桃林韧性剪切带中的韧性变形岩石－花岗质糜棱岩系殃地石和绢绿石英构造片岩的岩相学特征。首......
Characteristics of soure region and tectonic implications of Early Indosinian Weiya gabbroic rock, e
基于详细 petrographic 学习， Weiya 斑粝岩和构造含意的来源区域的特征被学习。结果证明 gabbroic 岩石主要由斑粝岩组成，与 ultra-......
对浙江省花岗岩的岩相学特征及力学性质进行了研究以确定它们之间的关系.矿物学研究显示出花岗岩的交代蚀变特征,这可以反映在岩石......
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分布在剑川县城西侧的一系列碱性浅成斑岩-深成岩体,不是彼此孤立而是一个具有成因联系的杂岩体.该杂岩体可分为四次岩浆侵入,其中......
本文结合国内外对地层损害评价方法的研究。阐述了评价钻井液,完井液、修井液及压裂酸化液对油气层的损害。介绍了岩类学分析评价......
文章通过对老王寨金矿围岩、矿化岩、矿石和脉体的岩相学和元素地球化学的系统研究，认为成矿流体富集轻稀土、不相容元素和高场强元......
对云南马关地区的爆破火山角砾岩及其中各类包体岩石开展了系统的岩相学和元素地球化学研究。结果表明,与爆破火山角砾岩有成因联......
应用储层岩相学和包襄体岩相学对鄂尔多斯盆地西北部油气运移、成藏进行了研究分析，研究表明．鄂尔多斯盆地西北部发育两期油气包裹体......
