The reservoirs of the Yanchang formation almost are fine feldspathic sandstone, feldspathic debris sandstone, rock fragment feldspathic sandstone, and little quartzosesandstone.
延长组储集岩主要为细粒的长石砂岩、长石岩屑砂岩、岩屑长石砂岩等,还有少量的石英砂岩。
2
There exist two types of organic inclusions in the quartzose grain cracks of oil sandstone reservoir in Lukeqin structural belt, Turpan-Hami basin.