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- 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。
- 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。
- 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
- 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。
- Heavy mineral assemblages 重矿物组合
- 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;
- These two granitoid series have apparent difference in their petrochemical compositions and accessory mineral assemblages. 二系列岩体的岩石化学成分和副矿物组合有明显的差别。
- 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。
- For most of independent gold deposits, especially those of vein type, the ore mineral assemblages and mineral sequences are similar. 摘要绝大多数独立金矿床，特别是脉状金矿的矿石矿物组合及其成矿阶段都是十分相似的。
- Hedong"s gold body is fully continuous lens ,has the characteristics of typical mineral assemblages of mesothermal ore deposit a nd zoning of wall-rock alteration. 河东金矿床矿体呈完整、连续的透镜体，具有典型的中温热液矿物组合和围岩蚀变分带特征。
- Wudang area,the polydeformation of roks was caused by nappe movement,and the paragenetic mineral assemblages corresponding to the polydeformation could be found. 在武当山地区的青峰断裂带上,由推覆构造引起了岩石的多期变形,并发现有与之相应的共生矿物组合。
- heavy mineral assemblage 重矿物组合
- 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。
- The proxies including mineral assemblages, major elements, sea-ice rafted materials and grain size analyses of the core sediments were utilized to discuss the environmental changes. 本研究利用矿物组成分析、主要化学元素分析、海冰漂砾物质与沉积物粒径组成等方法对岩芯沉积物进行分析，以探讨过去一百七十七万年来，鄂霍次克海的环境变迁。
- The sediment-environment, the mineral assemblages, and influence of marine are the main geologic factors of the contents and distribution patterns of rare-earth element in the coals. 煤的沉积环境、煤中无机矿物的组成以及海水的影响是控制煤的稀土元素质量分数及其配分模式的主要地质因素。
- On the basis of the study of the geological characteristics of a placer gold deposit, and the heavy sand mineral composition as well as the major heavy mineral characteristics. 根据砂金矿床的地质特征,重砂矿物组合以及主要重砂矿物特征,认为该矿床是近源型砂金矿,其形成与位于砂金矿南的各贡弄斑岩型铜金矿床有关。
- 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。
- 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。
