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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。
- heavy minerals assemblage 重矿物组合
- 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
- Ores consist of pyrite, blende, aurum, zinckenite, tennantite, antimonite, realgar, and orpiment, belong to typical Low-temperature minerals assemblage. 矿石由黄铁矿、闪锌矿、自然金、辉锑铅矿、砷黝铜矿、辉锑矿、辉锑银铅矿、雄黄、雌黄等组成,为典型的低温热液矿物组合。
- Ores consist of pyrite, blende, aurum, zinckenite, tennantite, antimonite, realgar, and orpiment, belong to typical Low-temperature minerals assemblage . 矿石由黄铁矿、闪锌矿、自然金、辉锑铅矿、砷黝铜矿、辉锑矿、辉锑银铅矿、雄黄、雌黄等组成,为典型的低温热液矿物组合。
- Among them, 12 assemblages area of heavy minerals were formed under the control of lithological and tidal current. 在岩性和潮流控制下，共形成了12区重矿物组合。
- Along the Gambia river,the heavy minerals are characterized by the presence of ilmenite,rutile and zircon as well as accompanied native gold, lead and copper minerals, etc. 冈比亚河沿岸重矿物以钛铁矿、金红石、锆石为其特征，并伴有自然金、铅族、铜族等矿物。
- The upper Core B13-62 is similar to Core B13-26 in mineral assemblage, although a little higher clay minerals concentration. B13一62岩芯上部沉积物中元素的富集特征与B13一26岩芯相似。
- With CT technique,one can inter. pret the inner features of certain samples,distribution of heavy minerals and fracture changes qualitatively and quantitatively. 使用CT技术可定量、定性地解释某些岩样的内部特征，重矿物分布及裂缝变化情况。
- It is characterized by high metallogenic elements and high heavy minerals and altered fractural rock type Au ore body(Yuershan).Isotopic age determin... 断层倾角大于层状矿脉系，估计在深部会切错矿体，因此在断层深部上盘应存在着找寻工业矿体的远景。
- Based on analysis of heavy minerals,paleocurrent and clastic particles grading,the sediment of Yanchang section in Ordos Basin comes from two types of parent rock. 根据重矿物组合、古流向和碎屑颗粒粒度等资料,对鄂尔多斯盆地上三叠统延长组物源区的母岩性质、物源方向及演变特征等进行了分析。
- 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。
- 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
- 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。
- The general shape and stability of six common clastic heavy minerals of garnet, zircon, rutile, apatite, tourmaline and titanite are discussed based on their physical properties and chemistry. 摘要结合矿物物理化学特征解释了沉积岩中常见的稳定重砂矿物石榴石、锆石、金红石、磷灰石、电气石和榍石的碎屑形态和稳定性；
- 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。
