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- The breccia includes serpentite, gabbro, basaltic trachyandesite, trachyte, and silicalite. 火山角砾岩的角砾由蛇纹石化橄榄岩（蛇纹岩）、辉长岩、玄武质粗面安山岩、粗面岩和硅质岩组成。
- While the trace elements content in the trachyte can be up to over 200 times richer than that. 粗面岩属于碱性系列，痕量元素丰度普遍较高，可以达到原始地幔丰度的200倍以上。
- The volcanic rocks of the Lower Es3 in Oulituozi region are mainly volcaniclastic rock,basalt and trachyte. 欧利坨子地区沙三下亚段火山岩类型以火山碎屑岩为主,次为玄武岩及粗面岩。
- Trachyte reservoir of Liaohe Oilfield are fairly developed,but its homogeneity is poor,thus adding difficulties to the evaluation. 辽河油田粗面岩油气藏比较发育,但储集层的均质性较差,增加了对其评价的难度。
- With the Erhai fault zone as a boundary, they are mainly basic and ultrabasic rocks in the east side, trachyte in the west side. 以洱海断裂带为界 ,东侧主要为基性、超基性岩 ,西侧主要为粗面岩。
- Based on coring, testing and logging data, logging interpretation model for formation parameters and seismic inversion are applied for the trachyte reservoir in Oulitouzi area. 志丹地区侏罗系、三叠系储层是低孔、低渗储层 ,压实程度高 ,地质解释模型与测井解释模型拟合复杂。
- In order to determine the time sequence of recent eruption in Tianchi volcano, the TL thermal-stability has been investigated for pumice and sanidine phenocryst within the volcanics. 为厘定天池火山近代喷发的时序,对碱流岩中的浮岩和透长石斑晶进行了热释光(TL)信号热稳定性研究。
- This will causedifferent ascent velocities and then different diffusion rates of volatile in magma. The change of the pH2o in magmas during their ascenting triggers the changes of the stability of phlologopite,leucite and sanidine. 从而引起岩浆在上升过程中所含挥发分发生散失的程度有差异，造成PH2o的变化，而这正是控制金云母、透长石及白榴石稳定性及变化的主要物理参数。
- Studies on Gyirong Basin Pliocene sediments showed that the nest composition of the sediments were smectite, kaolinite, chlorite, illite, sanidine, quartz, calcite and less gypsum. 对吉隆盆地中上新世沉积物的研究表明，沉积物的矿物成分主要由黏土矿物伊利石、高岭石、绿泥石、蒙脱石以及长石、石英、方解石及少量的石膏等组成。
- The conversion ratio of potassic feldspar to leucite in alkali trachyte is mainly controlled by temperature when it is less than1100℃ and by the cooling velocity of temperature when it is over1100℃. 富钾粗面岩中钾长石向白榴石的转化率在1100℃前主要受焙烧温度控制；在1100℃后则受其后的降温速度控制。
- By using the methods of XRD and physical-chemical analysis ,the results have revealed the changes in components and textures and mechanisms of alkali trachyte at different temperatures when roasting. 应用X衍射、化学分析结果和物理化学分析方法，研究富钾粗面岩在不同温度下焙烧所发生的矿物成分和结构变化及其变化机理。
- Volcanic rocks in Chabaoma formation should be belonged to high pressure type trachyt,formed by the magma beneath thickened crust, the exact extrusive era could be mid-late period of Miocene. 查保马组火山岩应属于在陆壳增厚的背景下,加厚陆壳底部产生的粗面岩岩浆上涌形成的粗面岩,时代应为中新世中晚期。
- Keywords Volcanic rock;basalt;trachyte;lithology recognition; 火山岩;玄武岩;粗面岩;岩性识别;
- Keywords trachyte;reservoir space;reservoir type;eastern sag;Liaohe depression; 粗面岩;储集空间;储层类型;东部凹陷;辽河坳陷;
- BT-1 Sanidine,a New Standard Sample Candidate for ~(40)Ar-~(39)Ar Dating and a Primary Analysis Result 用于新生代定年的Ar-Ar法标准样品候选样品初测结果
- Subvolcanic Trachyte Porphyry at Oulituozi in the Liaohe Basin and Its Mechanism for Hydrocarbon Reservoir Formation 辽河油田欧利坨子潜火山岩及其成藏机制
- STUDY OF THE MINERAL TEXTURAL CHANGES OF KALIUM-RICH ALKALI TRACHYTE IN ROASTING PROCESS 富钾碱性粗面岩在焙烧过程中矿物结构变化研究
- Study of Mechanics Characteristics of Xiaolongwan Trachyte Reservoir in Liaohe Oilfield 辽河油田小龙湾地区粗面岩油藏岩石力学特性研究
- Characteristics and areal prediction of fractures in trachyte reservoir of Oulituozi-Huangshatuo area 欧利坨子-黄沙坨地区粗面岩储层裂缝特征及平面预测研究
