下刚果盆地早白垩世巴雷姆晚期深水重力流沉积的发现及意义*
余烨1,2, 王莉1,2, 尹太举3, 张兴强3, 黄俨然1,2, 曹涛涛1,2

Discovery and significance of deep-water gravity-flow deposits of the late Barremian of Early Cretaceous in Lower Congo Basin
Yu Ye1,2, Wang Li1,2, Yin Tai-Ju3, Zhang Xing-Qiang3, Huang Yan-Ran1,2, Cao Tao-Tao1,2
下刚果盆地下白垩统巴雷姆阶Pointe Indienne组岩石显微特征 a—X3井,1131.59 m,中—粗粒岩屑长石砂岩,分选差—中等、次棱—次圆状、颗粒点接触,单偏光;b—X1井,1149.31 m,不等粒长石岩屑砂岩,分选较差、次棱—次圆状、颗粒点接触,云母碎屑颗粒排列具定向性,单偏光;c—X4井,1173.75 m,极细粒长石岩屑砂岩,分选差—中等、次棱—次圆状、颗粒点—线接触,云母呈定向排列,单偏光;d—X2井,1213.22 m,碎屑颗粒主要为石英、长石、云母,云母颗粒具定向排列,分选好—中等、次圆—次棱状,颗粒点接触