Influence of palaeoclimate and hydrothermal activity on organic matter accumulation in lacustrine black shales from the Lower Cretaceous Bayingebi Formation of the …

K Zhang, R Liu, Z Liu, L Li, X Wu, K Zhao - Palaeogeography …, 2020 - Elsevier
The lacustrine black shales of the Lower Cretaceous Bayingebi Formation are an important
hydrocarbon source rock in the Yin'e Basin. It is important to understand the mechanism of …

Episodic ventilation of euxinic bottom waters triggers the formation of black shale-hosted Mn carbonate deposits

ZG Dong, ZD Peng, LJ Robbins, KO Konhauser… - … et Cosmochimica Acta, 2023 - Elsevier
Many manganese (Mn) carbonate deposits over geologic history are often closely
associated with black shales. However, the mechanism (s) by which the Mn entered the …

[HTML][HTML] Distribution and isotopic signature of 2-alkyl-1, 3, 4-trimethylbenzenes in the Lower Paleozoic source rocks and oils of Tarim Basin: Implications for the oil …

TH He, WH Li, SF Lu, EQ Yang, TT **g, JF Ying… - Petroleum Science, 2022 - Elsevier
Abstract Series of 2-alkyl-1, 3, 4-trimethylbenzenes (ATMBs) were detected in most of crude
oils and source rocks collected from various strata and locations of the Tarim Basin. They …

Paleoweathering, hydrothermal activity and organic matter enrichment during the formation of earliest Cambrian black strata in the northwest Tarim Basin, China

T He, S Lu, W Li, D Sun, W Pan, B Zhang, Z Tan… - Journal of Petroleum …, 2020 - Elsevier
The earliest Cambrian black strata are widely deposited in many continents, and attracted
increasing attention from scholars worldwide. Based on detailed investigations of strata from …

Mechanism and geological significance of anomalous negative δ13Ckerogen in the Lower Cambrian, NW Tarim Basin, China

T He, W Li, S Lu, W Pan, J Ying, P Zhu, E Yang… - Journal of Petroleum …, 2022 - Elsevier
Abstract The Lower Cambrian black strata with an anomalous negative excursion of carbon
isotope in organic carbon are widely developed in many continents, contracting few …

Dolomite reservoir formation and diagenesis evolution of the Upper Ediacaran Qigebrak Formation in the Tabei area, Tarim Basin

X Chen, Q Xu, F Hao, Y Chen, Y Yi, F Hu… - Science China Earth …, 2023 - Springer
Ancient dolomite reservoirs play an increasingly important role in deep oil and gas
exploration. The mechanism of formation and preservation of dolomite reservoirs is complex …

[HTML][HTML] Enrichment mechanism of Se in black shale of the Gufeng Formation in Enshi Prefecture, South China

X Hu, T Sun, Z Zhang, J Yang, Y Zhang - Ore Geology Reviews, 2024 - Elsevier
Selenium (Se) is commonly enriched in black shale, making them potential targets for
selenium resource exploitation. However, the enrichment mechanism of Se in black shale …

Controls on silica enrichment of lower cambrian organic-rich shale deposits

P Gao, Z He, GG Lash, Q Zhou, X **ao - Marine and Petroleum Geology, 2021 - Elsevier
The factors controlling silica enrichment of the Lower Cambrian sedimentary succession
have been disputed for a long time. This paper describes results of a petrological and …

Multiple controls on the organic matter accumulation in early Cambrian marine black shales, middle Yangtze Block, South China

Z Liu, D Yan, D Yuan, X Niu, H Fu - Journal of Natural Gas Science and …, 2022 - Elsevier
This study aims to investigate paleoenvironments, hydrothermal activity, and seawater
restriction of the lower Cambrian Shui**gtuo Formation in the Three Gorges area and clarify …

Diagenetic barite deposits in the Yurtus Formation in Tarim Basin, NW China: Implications for barium and sulfur cycling in the earliest Cambrian

X Zhou, D Chen, S Dong, Y Zhang, Z Guo, H Wei… - Precambrian …, 2015 - Elsevier
Barite concretions and bands are widely distributed in black shale–chert horizons in the
Yurtus Formation of Lower Cambrian in Aksu area, northwestern Tarim Basin, NW China …