Mineralogic and geochemical studies were performed in the Tecolutla and Coatzacoalcos
beach sediments, located at the SW Gulf of Mexico. The main concern of this article is to …

Lithotypes, organic matter, and paleoenvironment characteristics are essential attributes in
organic-rich lacustrine mudstone. Understanding the covariant relationship among them is …

The undocumented Nkolkosse area belongs to the southern domain of the Pan African Fold
Belt in Cameroon. Petrography and whole rock geochemistry reveal that the area is made …

Geochemical and mineralogical studies were performed in the La Pesca (LP) and Tesoro
Altamira (TA) beach sediments, located in the Tamaulipas state, northern Gulf of Mexico …

As an important source rock for oil and gas generation, coal measure source rock has
attracted much attention due to its high hydrocarbon generation potential. Therefore, we …

High total organic sulfur (TOS) content (ie, Type IIS kerogen) is well known to significantly
influence kerogen transformation but the effect of TOS content on the evolution of organic …

摘要[意义] 海洋表层初级生产力及其生物泵过程是海洋碳循环的关键环节.
日本海作为西北太平洋一个主要的边缘海, 其晚新生代古生产力演化与区域构造/火山活动 …

Diatomites are sedimentary rocks rich in siliceous algae, mainly diatoms, and are evident in
Greece mainly in Neogene successions. Despite their significance and worldwide potential …

Paleoceanographic changes in the Akita Basin during the Miocene were investigated using
biomarker analysis of source rocks from the Onnagawa and Kusanagi formations in the …

Abstract The Sea of Japan is located in the southeast margin of Eurasia, in the triangle area
of the western Pacific Ocean. Due to the interaction of the Pacific plate, Eurasian plate and …