Results 131 to 140 of about 8,217 (293)

Neoproterozoic Carbonate Ramp Development in the Canadian Arctic (Shaler Supergroup): Sedimentology, Sequence Stratigraphy, and Chemostratigraphy

, 2014
Danielle Thomson
openalex   +2 more sources

Geochronology and chemostratigraphy of the 2.47–1.96 Ga rift-related volcano-sedimentary succession in the Karasjok Greenstone Belt, northern Norway, and its regional correlation within the Fennoscandian Shield

Precambrian Research, 2023
Harald Hansen, T. Slagstad, S. Bergh, Andrey Bekker   +3 more
semanticscholar   +1 more source

Abstract: Radiogenic Isotope Chemostratigraphy and Stratal Geometries of the Lacustrine Laney Member, Green River Formation, Southwestern Wyoming 

, 1999
Meredith K. Rhodes
openalex   +1 more source

Solar irradiance and ENSO affect food security in Lake Tanganyika, a major African inland fishery. [PDF]

Sci Adv, 2020
McGlue MM, Ivory SJ, Stone JR, Cohen AS, Kamulali TM, Latimer JC, Brannon MA, Kimirei IA, Soreghan MJ.   +8 more
europepmc   +1 more source

Nickel isotopes link Siberian Traps aerosol particles to the end-Permian mass extinction. [PDF]

Nat Commun, 2021
Li M, Grasby SE, Wang SJ, Zhang X, Wasylenki LE, Xu Y, Sun M, Beauchamp B, Hu D, Shen Y.   +9 more
europepmc   +1 more source

Strontium isotopic composition from Northeast Patagonia: Preliminary results [PDF]

, 2014
Se estudió la composición isotópica de estroncio de rocas calcáreas de unidades del Noreste patagónico. Incluye, a) mármoles de Pailemán (de dudosa pertenencia a la Formación El Jagüelito), valor medio de 87Sr/86Sr 0,707354 ± 0,000113; b) mármoles de ...
Gonzalez, Pablo Diego, González, Santiago Nicolás, Greco, Gerson Alan, Naipauer, Maximiliano, Philipp, Ruy, Sato, Ana Maria, Varela, Ricardo   +6 more
core   +2 more sources

Sr-Chemostratigraphy Using MС-ICP-MS Investigations [PDF]

Goldschmidt Abstracts, 2020
Bulat Gareev, Georgii Batalin, Danis Nurgaliev, Andrey Chugaev   +3 more
openaire   +1 more source

High frequency cyclicity and chemostratigraphy of the Tagatiya Guazu Formation, Itapucumi Group, Paraguay: evidence of the Ediacaran-Cambrian transition

, 2022
Gabriel Correa Antunes
openalex   +1 more source

Large igneous provinces played a major role in oceanic oxygenation events during the mid-Proterozoic

Communications Earth & Environment
Low atmospheric oxygen levels during the mid-Proterozoic were occasionally interrupted by transient high oxygen levels. The cause of mid-Proterozoic ocean redox variability remains unclear.
Anbo Luo, Guangyi Sun, Stephen E. Grasby, Runsheng Yin   +3 more
doaj   +1 more source

Microfossils from the late Mesoproterozoic - early Neoproterozoic Atar/EI Mreiti Group, Taoudeni Basin, Mauritania, northwestern Africa [PDF]

, 2017
The well-preserved Meso-Neoproterozoic shallow marine succession of the Atar/EI Mreiti Group, in the Taoudeni Basin, Mauritania, offers a unique opportunity to investigate the mid-Proterozoic eukaryotic record in Western Africa.
Beghin, J., Blanpied, C., Brocks, J.J., Gueneli, N., Javaux, E.J., Poulton, S.W., Storme, J.-Y.   +6 more
core