Saved in:
| Main Authors: | , , , , , , , |
|---|---|
| Format: | Dataset Open Access |
| Language: | en |
| Published: |
PANGAEA
2025
|
| Subjects: | |
| Online Access: | https://doi.org/10.1594/PANGAEA.976695 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1867170131590774784 |
|---|---|
| author | Prow-Fleischer, Ashley Blättler, Clara L Todes, Jordan Kemeny, Preston C Todaro, Simona He, Tianchen van der Schootbrugge, Bas Payne, Jonathan L |
| author_facet | Prow-Fleischer, Ashley Blättler, Clara L Todes, Jordan Kemeny, Preston C Todaro, Simona He, Tianchen van der Schootbrugge, Bas Payne, Jonathan L |
| collection | Datos científicos de ciencias marinas y ambientales |
| contents | Calcium isotope ratios (δ44Ca) and minor/trace elemental ratios (Mn, Sr, U, V, Cr, Fe /(Ca + Mg)) were measured from bulk carbonate powders in 2023 on samples collected in 2006 from an outcropping near Val Adrara, Lombardy Basin in the Italian Alps region using MC-ICP-MS at University of Chicago. Samples were collected with rock hammers and chemical measurements were performed on samples at an average resolution of 15 m. These deposits represent a shallow carbonate platform active during the Late Triassic (Rhaetian stage, ~199.7 Ma) to Early Jurassic (Hettangian stage, ~196.5 Ma)(van der Schootbrugge, 2008,doi:10.1029/2007GC001914). Carbon (δ13C), oxygen (δ18O), calcium (δ44Ca) isotope and minor/trace elemental ratios (Mn, Sr, U, V, Cr, Fe /(Ca + Mg)) were also measured in 2023 from samples collected from an outcrop near Mount Sparagio, Sicily in 2022. Carbon and oxygen isotope ratios were measured on a Finnigan MAT 253 mass spectrometer. Chemical analyses were performed at a resolution of approximately 5 m. These deposits represent a transitional to evaporitic setting during the Late Triassic (Rhaetian stage, exact dates uncertain) to Early Jurassic (Hettangian stage) (Todaro et al., 2022; doi:10.3389/feart.2022.875466). These analyses were performed to investigate potential differences in diagenetic alteration at the two sites, Val Adrara and Mount Sparagio, across the Triassic-Jurassic transition. The data is associated with the publication Prow-Fleischer et al., (2025), doi:10.1016/j.chemgeo.2024.122530. |
| format | Dataset Open Access |
| id | pangaea_https___doi_org_10_1594_PANGAEA_976695 |
| institution | PANGAEA |
| language | en |
| publishDate | 2025 |
| publisher | PANGAEA |
| record_format | pangaea |
| spellingShingle | Calcium and Trace Elemental Ratios of Late Triassic-Early Jurassic Carbonate Platforms (Val Adrara) Prow-Fleischer, Ashley Blättler, Clara L Todes, Jordan Kemeny, Preston C Todaro, Simona He, Tianchen van der Schootbrugge, Bas Payne, Jonathan L Bulk Carbonates; Calcium isotopes; carbon isotope; Chromium/(Calcium+Magnesium) ratio; Date; Early Jurassic; Elemental ratios; HAM; Hammer; Inductively Coupled Plasma Mass Spectrometry; Thermo Fischer Scientific (USA), iCAP RQ; Iron/(Calcium+Magnesium) ratio; Italian Alps; Late Triassic; LATITUDE; Lombardy Basin; LONGITUDE; LVA; Magnesium/(Calcium+Magnesium) ratio; Manganese/(Calcium+Magnesium) ratio; Mount Sparagio; Multicollector inductively coupled plasma mass spectrometer (MC-ICP-MS), ThermoFisher Scientific, Neptune XT; oxygen isotope; Sample code/label; Sampling on land; Stratigraphic height; Strontium/(Calcium+Magnesium) ratio; Uranium/(Calcium+Magnesium) ratio; ValAdrara_Alps; ValAdrara_LombardyBasin; Vanadium/(Calcium+Magnesium) ratio; δ44/40 Ca, bulk carbonate; δ44/40 Ca, standard deviation Calcium isotope ratios (δ44Ca) and minor/trace elemental ratios (Mn, Sr, U, V, Cr, Fe /(Ca + Mg)) were measured from bulk carbonate powders in 2023 on samples collected in 2006 from an outcropping near Val Adrara, Lombardy Basin in the Italian Alps region using MC-ICP-MS at University of Chicago. Samples were collected with rock hammers and chemical measurements were performed on samples at an average resolution of 15 m. These deposits represent a shallow carbonate platform active during the Late Triassic (Rhaetian stage, ~199.7 Ma) to Early Jurassic (Hettangian stage, ~196.5 Ma)(van der Schootbrugge, 2008,doi:10.1029/2007GC001914). Carbon (δ13C), oxygen (δ18O), calcium (δ44Ca) isotope and minor/trace elemental ratios (Mn, Sr, U, V, Cr, Fe /(Ca + Mg)) were also measured in 2023 from samples collected from an outcrop near Mount Sparagio, Sicily in 2022. Carbon and oxygen isotope ratios were measured on a Finnigan MAT 253 mass spectrometer. Chemical analyses were performed at a resolution of approximately 5 m. These deposits represent a transitional to evaporitic setting during the Late Triassic (Rhaetian stage, exact dates uncertain) to Early Jurassic (Hettangian stage) (Todaro et al., 2022; doi:10.3389/feart.2022.875466). These analyses were performed to investigate potential differences in diagenetic alteration at the two sites, Val Adrara and Mount Sparagio, across the Triassic-Jurassic transition. The data is associated with the publication Prow-Fleischer et al., (2025), doi:10.1016/j.chemgeo.2024.122530. |
| title | Calcium and Trace Elemental Ratios of Late Triassic-Early Jurassic Carbonate Platforms (Val Adrara) |
| topic | Bulk Carbonates; Calcium isotopes; carbon isotope; Chromium/(Calcium+Magnesium) ratio; Date; Early Jurassic; Elemental ratios; HAM; Hammer; Inductively Coupled Plasma Mass Spectrometry; Thermo Fischer Scientific (USA), iCAP RQ; Iron/(Calcium+Magnesium) ratio; Italian Alps; Late Triassic; LATITUDE; Lombardy Basin; LONGITUDE; LVA; Magnesium/(Calcium+Magnesium) ratio; Manganese/(Calcium+Magnesium) ratio; Mount Sparagio; Multicollector inductively coupled plasma mass spectrometer (MC-ICP-MS), ThermoFisher Scientific, Neptune XT; oxygen isotope; Sample code/label; Sampling on land; Stratigraphic height; Strontium/(Calcium+Magnesium) ratio; Uranium/(Calcium+Magnesium) ratio; ValAdrara_Alps; ValAdrara_LombardyBasin; Vanadium/(Calcium+Magnesium) ratio; δ44/40 Ca, bulk carbonate; δ44/40 Ca, standard deviation |
| url | https://doi.org/10.1594/PANGAEA.976695 |