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- The Subei basin is characterized by quartz and feldspar with abundant volcanic grains.The two basins are of different heavy mineral assemblage. 这两个盆地也具有不同的重矿物组合，与阿克塞盆地相比，肃北盆地含有较多的不稳定矿物（绿帘石和角闪石）。
- Methods Using the three parameters of heavy mineral assemblage of detrital rock,coarse fragment component and mineralogic maturity,the basin sedimentary boundaries will be foun and studied. 方法从大量的地质资料入手,利用碎屑重矿物组合、粗碎屑组分和矿物成熟度3种参数确定古盆地边界。
- Provenance analysis mainly includes comparison of debris compositions, heavy mineral assemblages, sedimentary facies, geochemical analysis, cathodoluminescence image of quartz and so on. 物源区分析技术主要包括碎屑成分对比技术、重矿物分析技术、沉积相分析技术、地球化学分析技术、石英阴极发光分析技术等。
- Keywords provenance analysis;Chang 6 oil-bearing formation;cathodoluminescence;heavy mineral assemblage; 物源区分析;长6油层组;阴极发光;重矿物组合;
- heavy mineral assemblage 重矿物组合
- A STUDY ON THE HEAVY MINERAL ASSEMBLAGES OF Wp1, Wp2 AND Wp40 CORES IN THE WEST PHILIPPINE SEA 西菲律宾海3个岩柱的重矿物组合研究
- heavy minerals assemblage 重矿物组合
- These changes reflect the effects of burial diagenesis on the originally deposited clay mineral assemblage. 这种变化反映了埋藏成岩作用对原来沉积的粘土矿物组合的影响。
- sediment samples of Wp1, Wp2 and Wp40 cores collected from the western part of West Philippine Sea were analyzed for their heavy mineral assemblages. 对西菲律宾海盆西部 Wp1 ,Wp2与 Wp40 3个岩柱中的 47个沉积物样品进行了重矿物组合的研究。
- 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。
- These changes reflect the effects of burial diagenesis on the originally deposited clay mineral assemblage . 这种变化反映了埋藏成岩作用对原来沉积的粘土矿物组合的影响。
- 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。
- 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
- The change of the mineral assemblage and content of every ore zone makes the change of the existing state and distribution of Au. 由于各矿带矿物组合及含量的变化，使金的赋存状态及分布也发生相应改变。
- Ore-control structure, petrographic features, orebodies' characteristics, mineral assemblage, deposit type, prospecting criteria and prospecting perspective are discussed. 本文对该矿床的控矿构造、岩体特征、矿体特征、矿物组合、矿床类型、找矿标志、找矿前景等。
- The shatteredaltered rock type ores have rather complex mineral assemblage:besides large quantities of metallicsulfides and oxides(pyrite,galena,spha... 为探讨此金矿床的成矿特点提供了一些矿物学依据。
- Gold and other heavy mineral placers are notable examples of lag deposits, but gravel and boulder bars are more common. 金和其它重矿沙虽是蚀余沉积物中值得注意的例子，然而卵石和顽石沙洲都是比较普遍的。
- Samples of water and heavy mineral concentrates are also taken at the same sites. 在这些地点也提取了水和重矿物质浓缩物的样本。
- Heavy mineral assemblages 重矿物组合
- The rich uranium, rich HREE in zircon and the hydrothermal type accessory mineral assemblage of the rock body provide basis for the evaluation of uranium potential in the studied area. 笔者还从岩体中锆石的含铀性,ZrO_z/HfO_2值与岩石中Na_2O的关系探讨了成矿中铀和钠的来源,并从副矿物锆石的标型方面提出了产铀岩体的评价标志。
