准噶尔盆地西北缘克下组冲积扇类型
Petroleum Geology & Oilfield Development in Daqing（2014）
Abstract
冲积扇的类型受气候、构造和沉积等多方面因素控制,不同类型冲积扇的沉积特征对于储层的有效开发影响程度不同.多数学者认为,冲积扇可以划分为湿润扇和干旱扇两大类,准噶尔盆地西北缘克下组冲积扇属于干旱扇.但是,岩石学、沉积组分、沉积构造、结构成熟度、沉积旋回特征及扇体规模的分析表明:准噶尔盆地西北缘克下组冲积扇属于湿润型向干旱型过渡的中间类型.
MoreKey words
the northwestern margin of Zhunger Basin,Lower Karamay Formation,wet alluvial fan,arid alluvial fan
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