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。
Through rock mechanics analysis, basalt has the most compression strength, while that of trachyte is relatively weaker.
经岩石力学分析，玄武岩抗压强度最大，粗面岩抗压强度相对较弱。
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。
The results will play an important role in guiding fracture design and reservoir exploitation of trachyte reservoir in Xiaolongwan area.
该结果对辽河油田小龙湾地区粗面岩油气藏的压裂设计和油气田开发具有重要的指导意义和参考价值。
The new type of rocks such as the residuum of magnetite quartzite, trachyte porphyry, marble and sodaclase are found in the survey area.
测区内发现磁铁石英岩残留体、粗面斑岩、大理岩、钠长岩等新岩石类型。
The wall rock is trachyte andesite of Talimugou Group, and the main ore body is the quartz veins which located in NWW trending fractures.
赋矿围岩为塔木兰沟组粗面安山质岩石，主要矿体为沿着NWW方向断裂构造就位的石英脉体。
The main rock type of the volcanic rock is trachyandesite with small amounts of trachyte, basaltic-trachyandesite and leucite basaltic-trachyandesite.
火山岩主要岩石类型为粗安岩，少量粗面岩、玄武粗安岩、白榴石玄武粗安岩；
The main rock type of the volcanic rock is trachyandesite with small amounts of trachyte, basaltic-trachyandesite and leucite basaltic-trachyandesite.
火山岩主要岩石类型为粗安岩，少量粗面岩、玄武粗安岩、白榴石玄武粗安岩；
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