乌伦古坳陷深层石炭系火山岩低频地震识别技术应用

周惠, 田玉昆, 刘晓, 李娟, 马彦彦

The application of low frequency seismic identification technology to deep Carboniferous volcanic rocks in Wulungu depression

Hui ZHOU, Yu-Kun TIAN, Xiao LIU, Juan LI, Yan-Yan MA

图7 火山岩体地震反射特征 ①—火山岩体轮廓为强阻抗界面;②—火山岩体内部具有杂乱反射特征;③—火山岩体与围岩角度不整合接触关系;④—火山岩体下伏的沉积岩地层

Fig.7 Seismic reflection characteristics of volcanic rocks ①—Strong impedance interface of volcanic rock mass contour;②—Chaotic reflections in volcanic rocks;③—angular unconformity between volcanic rock mass and surrounding rock;④—sedimentary rock strata