Results 21 to 30 of about 131,970 (167)

Expert-based development of a standard in CO2 sequestration monitoring technology [PDF]

open access: yes, 2014
Bureau of Economic ...
Hovorka, S. D.   +6 more
core   +1 more source

Zircon LA-ICP-MS Dating of Granites from the Southeastern Zongnai Mountain Alax and Its Geochemical Characteristics

open access: yesYankuang ceshi, 2015
There are many types of granites around the southeastern Zongnai Mountain rock mass in Alax, the types of rocks, the characteristics of source rocks, and tectonic setting by using the LA-ICP-MS zircon geochronology, petrographic observation, geochemical ...
XIE Fen-quan   +5 more
doaj   +1 more source

Geochemical Characteristics of the Volcanic Rocks Associated with Boron-Rich Deposits from the Xiongba Basin, Qinghai–Tibet Plateau

open access: yesGeosciences, 2023
The Qinghai–Tibet Plateau (QTP) hosts significant lacustrine sedimentary boron-rich deposits, with the Xiongba Basin being a prominent region housing two large sedimentary boron-rich deposits.
Wenxi Chen   +3 more
doaj   +1 more source

The late Mesozoic-Cenozoic tectonic evolution of the South China Sea: A petrologic perspective [PDF]

open access: yes, 2014
This paper presents a review of available petrological, geochonological and geochemical data for late Mesozoic to Recent igneous rocks in the South China Sea (SCS) and adjacent regions and a discussion of their petrogeneses and tectonic implications. The
Castillo, PR, Shi, X, Yan, Q
core   +2 more sources

Geochemical Characteristics Comparison of Different Scale Sediments in the Humid and Semi-humid Hilly Area, Southern China

open access: yesYankuang ceshi, 2017
Appropriate sampling grain size is very important for accurate geochemical information and better exploration effects in different landscapes. In order to determine the best sampling grain size of the sediments in the humid and semi-humid hilly landscape,
CHEN Fu-rong   +2 more
doaj   +1 more source

The microstratigraphy of middens: capturing daily routine in rubbish at Neolithic Çatalhöyük, Turkey [PDF]

open access: yes, 2011
Microstratigraphy — the sequencing of detailed biological signals on site — is an important new approach being developed in the Çatalhöyük project. Here the authors show how microscopic recording of the strata and content of widespread middens on the ...
Almond, Matthew J.   +3 more
core   +1 more source

Geochemical Characteristics and Re-Os isotopic dating of Tongde Graphite Deposit, Sichuan Province

open access: yesKuangchan zonghe liyong, 2023
The Tongde Graphite Deposit in Panzhihua is located in the accretionary zone on the western margin of the Yangtze plate. In this paper, the whole rock geochemical analysis, C isotope determination and Re-Os isotope dating of the ore in Tongde graphite ...
Chao Chen   +8 more
doaj   +1 more source

Geochemical Characteristics of Graptolite Shale in the Pingliang Formation of the Ordos Basin, China: Implications for Organic Matter, Thermal Evolution, and Hydrocarbon Reservoir

open access: yesEnergies, 2022
Graptolite-rich shale is the main layer of shale gas resources in the southern marine sedimentary basin. Recently, shale gas resources were discovered in the Ordovician marine graptolite-rich strata in the Ordos Basin.
Fengjiao Li   +8 more
doaj   +1 more source

Geochemical characteristics and geological significance of noble gases in natural gas from Songliao Basin, China

open access: yesShiyou shiyan dizhi
Geochemistry of noble gases has been applied to the study of deep Earth materials and celestial meteorites. With advancements in measurement technology, it is also increasingly being used in natural gas research.
Wei LI   +11 more
doaj   +1 more source

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