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- The subaerial volcanic rocks underwent weak alteration and unconformity with underling strata. 与下伏地层多呈角度不整合接触,古风化壳常见,常含有陆相植物;
- Subaerial volcanic rocks mainly comprise lavas, clastic lava, pyroclastic rocks and sedimentary pyroclastic rocks. 陆上喷发火山岩包括各种熔岩、碎屑熔岩、火山碎屑岩和沉火山碎屑岩;
- Main reservoir spaces in subaerial volcanic rocks are primary pore, condensing shrinkage joint, secondary dissolution pore, cleavage fissure in mineral and structural fracture. 水下喷发火山岩多为具玻璃质结构的熔岩和含晶屑玻屑的层/沉凝灰岩、膨润土/伊利石岩/蒙脱石岩/沸石岩;
- Typical characteristics of subaerial volcanic rocks include rhyolitic structure, culurrinar joints car bonized wood/silicified wood, angular unconformity contact with underlying strata. 其陆上喷发火山岩的典型标志为流纹构造、柱状节理,含炭化木/硅化木,与下伏地层呈角度不整合接触。
- subaerial volcanic rocks 陆上喷发火山岩
- Both subaerial and subaqueous volcanic rocks can be found in Yiagcheng Formation of Songliau Basin. 松辽盆地营城组陆上、水下喷发火山岩均有发育。
- Basalt is the commonest volcanic rock. 玄武岩是最普通的火山岩。
- A volcanic rock containing many amygdules. 杏仁岩有很多杏仁状小气孔的火成岩
- Must of volcanic reservoirs in Yingcheng Formation of Songliao Basin are subaerial volcanic reservoirs. 松辽盆地营城组的储层火山岩以陆上喷发火山岩为主;
- The hotel is a cave on a volcanic rock in fact. 洞穴酒店其实就是一个火山岩上的洞穴。
- The subaerial and subaqueous volcanic rocks have significant differences in lithology, texture and structure, alteration, occurence, contact with underlying strata, pore and fissure development. 摘要陆上与水下喷发火山岩在岩性、结构构造、蚀变特征、产状、与下伏地层接触关系、孔隙和裂缝发育特点等6方面有显著区别。
- A research on metallogenetic conditions of subaerial volcanic rockhosted copper deposits is of importance to the discovery of more copper mineral resources. 研究陆相火山岩铜矿床的成矿条件,对于多发现新的铜矿资源有着重要的意义。
- Volcanic rocks have high susceptibilities under normal conditions. 火山岩在正常情况下有强的磁化率。
- A light-colored volcanic rock composed largely of feldspars. 响石,响岩大部分由长岩组成的淡色的火山岩
- Sulfur fumes have streaked the craggy volcanic rocks with pale yellow. 硫磺气为肌里斑剥的火山岩染上淡淡的黄色。
- Resembling a volcanic rock that contains many amygdules. 杏仁岩的类似包含杏仁孔的火成岩的
- The volcanic rocks of Yanshan Period have features of the mantle source. 燕山期火山岩具备幔源特征。
- Volcanic rock can become favorable oil-gas reservoirs. 火山岩可以成为良好的油气储层。
- A gray, fine - grained volcanic rock, chiefly plagioclase and feldspar. 安山岩一种灰色的,纹理细密的火山岩,主要是斜长石和似长石
- He misjudged and thought that the volcanic rock was just ordinary rock. 他看走眼了,把火山岩当成了礁石。