The volcanic lithofacies in this field are mainly erupting facies and flowing facies.
该区内火山岩相主要为火山爆发相、溢流相。
The metallization is controlled by the Permian volcanic lithofacies and volcanic edifice.
其成矿作用主要受二叠纪火山岩相及火山机构控制。
The analysis of volcanic petrology indicates that the volcanic lithofacies can be divided into volcanic breccia, lava, ash and sedimentary ones.
通过对火山岩岩石学特征分析，将火山岩岩相划分为火山角砾岩柑、火山熔岩相、火山灰相和火山沉积相。
Many kinds of volcanics in the Wangjiatun-Shengping region in the north Songliao basin are buried deeply, and lacking of core data, so it is difficult to analyze the volcanic lithofacies.
松辽盆地汪家屯—升平地区火山岩埋藏深、岩石类型多、岩心资料少，岩相分析难度大。
The volcanics can be divided into three lithofacies: volcanic explosive facies, effusive facies and volcano-sedimentary facies.
火山岩可划分出三个岩相带：火山爆发相、火山溢流相和火山沉积相。
The Lithofacies is usually classified into overflow, explosive and volcanic sediment facies.
岩相分为溢流相、爆发相和火山沉积相；
Volcanic lithology and lithofacies are the main factors that control the types and forms of the volcanic apparatus in the Songliao Basin.
火山岩岩性和岩相是控制松辽盆地古火山机构类型及形态的主要因素。
Lithology and lithofacies of volcanic rock are very complex, which control reservoirs characteristics.
火山岩岩性岩相复杂，不同的岩性岩相决定了不同的储集层特征。
These groups can be further divided into formations according to the principle that formation is related to volcanic sedimentary lithofacies or sedimentary lithofacies.
根据组与火山-沉积复合岩相或沉积岩相相对应的原则，各群又可进一步划分为若干个组。
They have both the flooding and the intrusive lithofacies but also have the volcanic and the volcano vent lithofacies and the lithology is mainly the middle acidic intrusive rocks.
既有溢流相，又有侵入岩相，还有次火山岩相和火山通道相；岩性主要以中酸性侵入岩为主。
The development features of reservoir space are different in different lithofacies belts. In a word, around volcanic vent is favorable reservoir development position.
不同岩相带储集空间的发育特征不同，火山通道周围是有利储集层发育区。
Many factors controlled the reservoir features of volcanic rocks. The lithofacies and tectonic stress were specially discussed.
火山岩储层的储集性受多种因素的控制，重点探讨了岩相和构造应力的控制作用。
Many factors controlled the reservoir features of volcanic rocks. The lithofacies and tectonic stress were specially discussed.
火山岩储层的储集性受多种因素的控制，重点探讨了岩相和构造应力的控制作用。
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