1·Rock types of volcanic reservoirs include mainly lava and pyroclastic rock.
火山岩储层岩石类型主要包括熔岩类、火山碎屑岩类。
2·The lithology is mainly composed of lava basalt, pyroclastic rock and volcanic sedimentary rock.
其岩性主要为熔岩类玄武岩，火山碎屑岩和火山沉积岩；
3·Nan-Jin-Shan Gold Deposit occurs in marine pyroclastic rock in Bei-shan late-paleozoic island arc belt.
南金山金矿床产于北山岛弧构造带内、海相火山碎屑岩之中。
4·The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt, andesite, rhyolite and quartz.
火成岩的碎块成分主要为石英岩、片岩、片麻岩、玄武岩、安山岩和流纹岩。
5·On Heilongjiang basin volcanic rock mainly for basic, acidic lava, pyroclastic rocks, may divide 5 volcanic rock belts.
上黑龙江盆地火山岩主要为基性、中酸性的熔岩、火山碎屑岩，可划分5个火山岩带。
6·A set of intermediate basic volcanics, pyroclastic rock and top part of clastic rock is found in north of Balikun coal mine.
巴里坤煤矿北原划下泥盆统塔黑尔巴斯套组下部，发现一套中基性火山岩及火山碎屑岩建造。
7·The volcanic rock series in the Rucheng basin in southeastern Hunan is composed of the basalt, diabase and basaltic pyroclastic rock.
湘东南汝城盆地火山岩系由辉绿岩、玄武岩和玄武质火山碎屑岩组成，属于低钾拉斑玄武岩系。
8·The polymictic breccia in the Qianshan lead-zinc ore district of Anxi County is a suit of volcaniclastic rock, sedimentary pyroclastic rock and pyroclastic sedimentary rock.
安溪铅山铅锌矿区复成分角砾岩为一套火山碎屑岩-沉火山碎屑岩-火山碎屑沉积岩。
9·There is a layer of tuffite reservoir in Erlian oilfield. The log responses of this tuffite reservoir are different from those of normal sedimentary rock and pyroclastic rock.
二连油田某地区有一套沉凝灰岩储层，该储层具有与正常的沉积岩、火山碎屑岩不同的测井响应特征，即高中子、低密度、声波时差无反应。
10·The intermediate-acid pyro-clastic rock is dominant with a few of intermediate lava and common sedimentary pyroclastic rocks formed in the volcanic intermittent activities in the Qidaogou area.
秋皮沟一带分布一套以中酸性火山碎屑岩为主，夹少量中性熔岩及火山间歇期正常沉积的秋皮沟火山碎屑岩；