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四川盆地威远区块龙马溪组地质特征研究 被引量:2

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摘要 利用区块评价井岩心、测井及测试资料,分析威远区块龙马溪组地质特征。威远区块位于威远背斜一翼上,目的层段龙一1亚段为外陆棚沉积的富有机质粉砂质页岩和富有机质硅质页岩,厚度36^-44.5m。目的层进一步细分为四个小层,具有中-高有机质含量(2.47%~3.14%),高脆性矿物含量(71.9%~84.2%),高裂缝发育(3.6~92条/m)和高压力系数(1.44~1.96)。
作者 熊小林
出处 《中国石油和化工标准与质量》 2019年第15期152-153,共2页 China Petroleum and Chemical Standard and Quality
基金 “十三五”国家科技重大专项“四川盆地及周缘页岩气形成富集条件、选区评价技术与应用”(2017ZX05035)
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