This character differs from other Ordovician source rocks elsewhere in the world such as Kukersite Kerogen in Estonia and Guttenburgen type source rocks in USA.
其成主要有底栖宏观藻类、线叶植、隐孢子、疑源类和几丁虫等。
This character differs from other Ordovician source rocks elsewhere in the world such as Kukersite Kerogen in Estonia and Guttenburgen type source rocks in USA.
其成主要有底栖宏观藻类、线叶植、隐孢子、疑源类和几丁虫等。
It's a residual mountain(unaka) which were a set of thrust blocks under the erosion unconformity.It's reservoir pore space is a fracture-vug-pore system of Ordovician carbonate karst.
该气藏的构造为道冲构造侵蚀而成的残丘山,储集体为系碳酸盐岩溶蚀缝洞孔体系,流体呈层状分布(集中分布于系峰峰和上马上段)。
From 2003 to 2004, we collected a large amount of Nautiloid and Graptolite fossils in upper metamorphic formations of Mayigangri area and determined the age to be middle and Late Ordovician-Silurian.
在羌塘南部地区发现有可靠化石依据的早古生代地层存在尚属首次。
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