USAP-DC

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Evaporitic carbonate crust isotopic data Cite as Brigham, N. (2026) "Evaporitic carbonate crust isotopic data" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/None. Abstract This dataset includes U-Th, d18O, d13C, and Sr(87/86) from fourteen evaporitic carbonate crusts collected on nunataks across West and East Antarctica. Measurements were made in the UCSC W.M. Keck Isotope Facility (Santa Cruz) and the UCSC Stable Isotope Laboratory (SiL). Taken together, these data are used to build a spatial and temporal record of surface melting in Antarctica Creator(s): Brigham, Noah Date Created: 2026-03-17 Repository: USAP-DC (current) License: Creative Commons Attribution Only v4.0 Generic [CC BY 4.0] Spatial Extent(s) West: 140, East: -90, South: -90, North: -70 Temporal Extent(s) Start: 2022-05-01 - End: 2025-03-01 Award(s) NSF 2423761 Version: 1 Related Project(s) EAGER: Pedogenic Carbonates Record Insolation Driven Surface Melting in Antarctica Keywords Antarctica Cryosphere