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- Keywords Bozhong area;diagenesis;secondary porosity;authigenic kaolinite;Tertiary;sandstone reservoir; 渤中地区;成岩作用;次生孔隙;自生高岭石;第三系;碎屑岩储层;
- authigenic kaolinite 自生高岭石
- The authigenic minerals include secondary overgrowth quartz, kaolinite and illite before CO2 influx.After CO2 influx, the main cements include dawsonite and ankerite. 注入CO2气前形成的自生矿物组合主要为次生加大石英、高岭石和伊利石,注入CO2气后形成的自生矿物组合主要为片钠铝石和铁白云石。
- It is suggested the authigenic clay mineral in clastic rock be classified into four types,named mixed layer of illite and montmorillonite, illite,chlorite and kaolinite. 得出了碎屑岩中的自生粘土矿物分为伊/蒙混层、伊利石、绿泥石和高岭石4种基本类型;
- Of these minerals, kaolinite, illite and chlorite are commonest. 在这些矿物中,高岭石,伊利石和绿泥石最常见。
- Distinguished the definition of kaolin from that of kaolinite. 从研究的角度对高岭土和高岭石的概念进行了区分。
- The processing techniques of coal series kaolinite are introduced. 介绍了煤系高岭土的几种深加工利用方法。
- The main types of clay minerals are illite, smectite, kaolinite and chlorite. 粘土矿物主要由伊利石、蒙皂石、高岭石和绿泥石组成。
- These are: kaolinite, montmorillonite, illite, chlorite and vermiculite. 这些国家是:高岭石,蒙脱石,伊利石,绿泥石和蛭石。
- Locally dolomite and anhydrite are important as cements, together with minor authigenic quartz. 在局部地方白云石和硬石膏也是重要的胶结物;还有少量自生石英。
- Authigenic mineral assemblage formed in different ambients is distinct to each other. 两种环境下形成的自生矿物组合截然不同。
- Authigenic pyrite is the normal product of anoxic sulfate reduction in marine sediments. 自生黄铁矿是海洋沉积物缺氧硫酸盐还原过程的主要产物。
- The intervals around 500 cm of Core HD196A are enriched in authigenic pyrites, showing a rich zone of pyrites. 自生黄铁矿是海洋沉积物缺氧硫酸盐还原过程的主要产物。
- The formation of authigenic clay minoral is related to clastic components of clastic rocks. 自生粘土矿物的形成与碎屑岩的碎屑组分有着密切的关系;
- Clay fraction is dominated by illite and kaolinite with small proportions of smectite, chlorite and vermiculite. 粘粒组成主要为伊利石和高岭石,也有少量蒙皂石、绿泥石和蛭石。
- Authigenic minerals and their occurrence in the Meso-Cainozoic reservoir sandstones were observed and analyzed by optical microscope, SEM, EPMA and XRD. 采用光学显微镜、扫描电镜、电子探针及X射线衍射观察分析了塔里木盆地中新生界储层砂岩自生矿物及其在岩石中的产状。
- Based on the authigenic and clay mineral assemblage, two types of diagenetic ambient have been recognized in the Meso-Cainozoic detrital rocks in Tarim basin. 根据自生矿物与粘土矿物组合,在塔里木中新生界碎屑岩中可以识别出两种成岩环境。
- Changhua Stone is a Kaolinite earth family stone. It is divided into two types, that is Water Pit and Mountain Pit. 昌化石也为高岭石族矿,分为水坑和旱坑两大类。
- Burial diagenesis can cause the kaolinite group of minerals to be neoformed, transformed or destroyed. 埋藏成岩作用能使高岭石类矿物新生变形,转化或消失。
- Authigenic mineral assemblage and two types of diagenetic ambient found in the Meso-Cainozoic reservoir sandstones in Tarim basin. 塔里木盆地中新生界储层砂岩自生矿物组合与两种成岩环境