Accompanying datasets to Umbo et al., Speleothem evidence for late Micocene extreme Arctic amplification, Climates of the Past, 2025

Clumped and stable isotope, trace element, and fluid inclusion measurements from late Miocene (8.68 ± 0.09 Ma) speleothem samples collected from Taba Bastaakh in northern Siberia (N72.37°, E126.48°) including clumped isotope measurements, fluid inclusions, and high resolution trace element and stable isotope data.