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Strontium, oxygen and sulfur isotopic compositions of 3.52-3.20 Ga stratiform barite@en

DataONE2026-01-26 更新2026-05-19 收录

同位素地球化学

早太古代地质

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This dataset is about: Strontium, oxygen and sulfur isotopic compositions of 3.52-3.20 Ga stratiform barite.

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创建时间：

2026-04-27

同位素地球化学

显微结构分析

These are ion microprobe analyses of oxygen isotope ratios, grey scale values from confocal laser fluorescence images, and distance perpendicular to banding for analyses that were shown to be regular

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(Table 4) Thorium 230 excess and Thorium 230 normalized sediment fluxes of sediment core 162-984A

海洋沉积学

同位素地球化学

230Thxs corrected for decay and assuming a 238U/232Th ratio of R=0.5, sediment focussing factors assuming dry bulk density of 0.5g/cm**3, and 230Th normalized sediment fluxes.

PANGAEA2011-01-01 更新00

(Table 3) Mediterranean core-top δ¹⁸O values for various planktonic foraminiferal species

古海洋学

同位素地球化学

A box model is presented to simulate changes in Mediterranean long-term average salinity and d18O over the past 20,000 years. Simulations are validated by comparison with observations. Sensitivity tes

PANGAEA00

Element contents and isotope composition of sediments and basalts from DSDP Site 78-543

同位素地球化学

海洋地质学

Twenty-four piston core sediment samples and 13 sediments and 3 basalts from DSDP Leg 78 Site 543 were analyzed for Sr, Nd and Pb isotopic compositions. The results show sediment with highly radiogeni

DataONE2017-08-08 更新30

(Table 1) Isotopic and geochemical parameters of gas phase from underground fluids of the Baikal rift and its framing

同位素地球化学

裂谷带地幔热传递

Results of studying isotopic composition of helium in underground fluids of the Baikal-Mongolian region during the last quarter of XX century are summarized. Determinations of 3He/4He ratio in 139 sam

PANGAEA00

Strontium, oxygen and sulfur isotopic compositions of 3.52-3.20 Ga stratiform barite@en

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