四川盆地龙岗气田三叠系飞仙关组储集层特征及成因机理*
, 钟大康 Characteristics and formation mechanism of the Triassic Feixianguan Formation reservoir in Longgang Gas Field,Sichuan Basin
Zhu Haihua1, 2 , Zhong Dakang1, 2
, Zhong Dakang 
四川盆地龙岗气田三叠系飞仙关组储集层特征及成因机理* |
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祝海华, 钟大康 |
Characteristics and formation mechanism of the Triassic Feixianguan Formation reservoir in Longgang Gas Field,Sichuan Basin |
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Zhu Haihua
, Zhong Dakang |
| 龙岗气田三叠系飞仙关组碳酸盐岩储集层孔隙类型(照片内蓝色铸体为孔隙) a—亮晶鲕粒灰岩,见原生鲕粒间孔,亮晶方解石胶结,与鲕粒内溶孔伴生,单偏光,龙岗22井,5510.5 m;b—亮晶鲕粒灰岩,见鲕粒内溶孔及鲕粒溶模孔,单偏光,龙岗22井,5510.5 m;c—生屑鲕粒白云岩,生物碎屑溶蚀及溶模孔发育,单偏光,龙岗21井,5644.5 m; d—中细晶白云岩,见白云石晶间孔,有溶蚀扩大特征,单偏光,龙岗28井,5763.0 m |
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