-
Article
Erratum to: Cenozoic giant coal-bearing basin belt discovered in China’s sea area
The original online version of this article was revised: (1) Article title was changed to “Cenozoic giant coal-bearing basin belt discovered in China’s sea and its adjacent areas”; (2) title of Fig. 2 “Coal se...
-
Article
Mechanism of carbonate cementation and its influence on reservoir in **hu Formation of **hu Sag
Carbonate cements are the most abundant authigenic mineral and impact on physical properties greatly in sandstone reservoir. In this paper, **hu Formation of **hu Sag was taken as a target. Characteristics, ...
-
Article
Cenozoic giant coal-bearing basin belt discovered in China’s sea area
Sea area is an important area of oil and gas exploration in China. It has been found that China’s sea area mainly consists of coal type oil and gas, and the exploration of coal-bearing series source rocks has ...
-
Article
The gradual subduction-collision evolution model of Proto-South China Sea and its control on oil and gas
This study involved outcrop, drilling, seismic, gravity, and magnetic data to systematically document the geological records of the subduction process of Proto-South China Sea (PSCS) and establish its evolutio...
-
Article
Differences of Polygonal Faults with Irregularly Polygonal Geometries: A Case Study from the Changchang Sag of Qiongdongnan Basin, Northern South China Sea
Polygonal faults (PFs) generally have a classic polygonal geometry in map view. However, under the influence of tectonic faults, diapirs, channels, and slopes, the classic polygonal geometry of PFs is not pres...
-
Article
Differences of polygonal faults related to upper Miocene channels: a case study from the Beijiao sag of Qiongdongnan basin, South China Sea
Deep-water coarse-grained channels are embedded within a polygonal fault tier, and the polygonal faults (PFs) present non-polygonal geometries rather than classic polygonal geometry in plan view. However, PFs ...
-
Article
The geological characteristics of the large- and medium-sized gas fields in the South China Sea
By the end of 2019, more than 220 gas fields had been discovered in the South China Sea. In order to accurately determine the geological characteristics of the large- and medium-sized gas fields in the South C...
-
Article
Characteristics and origins of middle Miocene mounds and channels in the northern South China Sea
Numerous elongated mounds and channels were found at the top of the middle Miocene strata using 2D/3D seismic data in the Liwan Sag of Zhujiang River Mouth Basin (ZRMB) and the Beijiao Sag of Qiongdongnan Basi...
-
Article
Geochemistry and zircon U-Pb ages of the Oligocene sediments in the Baiyun Sag, Zhujiang River Mouth Basin
In this study, element geochemistry and zircon chronology are used to analyze the Oligocene sediments in the Baiyun Sag, Zhujiang River Mouth Basin. The experimental results are discussed with respect to weath...
-
Article
Calcareous nannofossil changes in the Early Oligocene linked to nutrient and atmospheric CO2
Rapid changes on nutrient supply and CO2 concentration that occurred in the northern South China Sea (SCS) during the Early Oligocene, provides an ideal natural laboratory, allowing us to peer into the coccolitho...
-
Article
Geochemistry of borehole cutting shale and natural gas accumulation in the deepwater area of the Zhujiang River Mouth-Qiongdongnan Basin in the northern South China Sea
The Qiongdongnan Basin and Zhujiang River (Pearl River) Mouth Basin, important petroliferous basins in the northern South China Sea, contain abundant oil and gas resource. In this study, on basis of discussing...
-
Article
Texture and tectonic attribute of Cenozoic basin basement in the northern South China Sea
Based on the drilling data, the geological characteristics of the coast in South China, and the interpretation of the long seismic profiles covering the Pearl River Mouth Basin and southeastern Hainan Basin, t...
-
Article
Characteristics of the turbidite fan in the Wenchang Formation of the En** Sag, Pearl River Mouth Basin, China and its hydrocarbon significance
A turbidite fan in the Eocene upper Wenchang Formation in the En** Sag, Pearl River Mouth Basin (PRMB) has been studied using seismic, logging and borehole data. The fan is characterized by parallel prograda...
-
Article
Chlorite cement and its effect on the reservoir quality of sandstones from the Panyu low-uplift, Pearl River Mouth Basin
Based on porosity and permeability measurements, mercury porosimetry measurements, thin section analyses, SEM observations, X-ray diffraction (XRD) analysis and granulometric analyses, diagenetic features of r...
-
Article
Rifting process and formation mechanisms of syn-rift stage prolongation in the deepwater basin, northern South China Sea
Based on the latest seismic and geological data, tectonic subsidence of three seismic lines in the deepwater area of Pearl River Mouth Basin (PRMB), the northern South China Sea (SCS), is calculated. The resul...
