A2. Glass Chemistry. Expanding the toolbox for dating basaltic lava sequences: <sup>40</sup>Ar–<sup>39</sup>Ar dating of silicic volcanic glass from interbeds. CogliatiSimone SherlockSarah HaltonAlison EbinghausAlena KelleySimon JolleyDavid BarryTiffany 2020 A2: Electron microprobe information with calibration and sample data.