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9 results for “Pb isotopes”
Timing and provenance of volcanic fluxes around the Permian-Triassic Boundary Mass Extinction in South China: U-Pb zircon geochronology, volcanic ash geochemistry and mercury isotopes
<p>The enclosed dataset contains all of the raw data supporting the results presented in the paper titled: <strong>"Timing and provenance of volcanic fluxes around the Permian-Triassic Boundary Mass Extinction in South China: U-Pb zircon geochronology, volcanic ash geochemistry and mercury isotopes". </strong></p> <p>The Excel data file contains four data sheets as follows: </p> <p>1. Table S1: This sheet contains the U-Pb output table from ETRedux. The data sheet contains all the U and Pb isotopic data generated for the current study.</p> <p>2. Table S2: This excel sheet contains the geochemical compositions of analyzed volcanic ash beds as well as LOI-normalized major element compositions of these ashes.</p> <p>3. Table S3: This excel sheet contains the other geochemical and isotope data for all analyzed samples. This includes Hg concentration and isotope compositions, TOC data, as well as major and trace element concentrations and ratios.</p> <p>4. a final table containing the analyzed Hg isotope compositions for the utilized standard reference materials - ETH Fluka, UM-Almaden, NIST 1632D and MESS-3.</p>
Assessing sedimentary detrital Pb isotopes as a dust tracer in the Pacific Ocean
<p>Dataset in Support of Manuscript "Assessing sedimentary detrital Pb isotopes as a dust tracer in the Pacific Ocean", in review at Paleoceanography and Paleoclimatology. Data includes Pb isotopes of detrital fractions from ocean sediments and source regions.</p>
Data and code to accompany the publication: Chemical and Pb isotope composition of phenocrysts from bentonites constrains the chronostratigraphy around the Cretaceous-Paleogene boundary in the Hell Creek region, Montana in G3
<p>EPMA data and analysis for Ikckert et al., 2015</p>
Constraining carbonate diagenesis using clumped isotope temperatures and U-Pb dating: a case study from the Gerze area in western central Tibet and implications for paleoelevation interpretations
<p>Data S1: clumped isotope data of new samples; Data S2: clumped isotope data of standards; and Data S32: carbonate LA-ICPMS U-Pb data</p>
Figure 4 from: Marques TS, Brito ES, Lara NRF, Beloto LM, Valadão RM, de Camargo PB, Verdade LM (2017) The trophic niche of Mesoclemmys vanderhaegei (Testudines: Chelidae): evidence from stable isotopes. Zoologia 34: 1-6. https://doi.org/10.3897/zoologia.34.e19985
Figure 4 - Relationship between the stable isotope compositions (d15N-d13C) and body size (carapace length and body mass) of Mesoclemmys vanderhaegei at Serra das Araras Ecological Station, Mato Grosso state, Brazil.
Figure 3 from: Marques TS, Brito ES, Lara NRF, Beloto LM, Valadão RM, de Camargo PB, Verdade LM (2017) The trophic niche of Mesoclemmys vanderhaegei (Testudines: Chelidae): evidence from stable isotopes. Zoologia 34: 1-6. https://doi.org/10.3897/zoologia.34.e19985
Figure 3 - Corrected standard ellipses (SEAc) overlaping of standard ellipse between males (white circles: dashed line) and females (black circles: black line) of Mesoclemmys vanderhaegei in δ15N-δ13C space.
Figure 2 from: Marques TS, Brito ES, Lara NRF, Beloto LM, Valadão RM, de Camargo PB, Verdade LM (2017) The trophic niche of Mesoclemmys vanderhaegei (Testudines: Chelidae): evidence from stable isotopes. Zoologia 34: 1-6. https://doi.org/10.3897/zoologia.34.e19985
Figure 2 - Niche widths for males and females of Mesoclemmys vanderhaegei estimated by Bayesian standard ellipse areas (SEAB). The black points correspond to the mean SEAB for each group, while shaded boxes representing the 50%, 75% and 95% credible intervals from dark to light grey.
Figure 1 from: Marques TS, Brito ES, Lara NRF, Beloto LM, Valadão RM, de Camargo PB, Verdade LM (2017) The trophic niche of Mesoclemmys vanderhaegei (Testudines: Chelidae): evidence from stable isotopes. Zoologia 34: 1-6. https://doi.org/10.3897/zoologia.34.e19985
Figure 1 - Maps illustrating study site at Serra das Araras Ecological Station, Mato Grosso state, Brazil (Projected Cordinate Sistem; Datum: Sirgas 2000).
Table S1 Sr, Nd, Pb and Hf isotope ratios in geochemical reference materials of USGS
<p><strong>Table S1 </strong>Sr, Nd, Pb and Hf isotope ratios in geochemical reference materials of USGS</p>
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Allen Brain Atlas
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OpenNeuro
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