Raw PXRD Patterns and Rietveld Refinement Profiles of Hot-Pressed GSST Samples

<p dir="ltr">This dataset contains the raw PXRD patterns of all hot-pressed GSST samples, covering the full scan range along with relevant metadata to ensure transparency and reproducibility. The corresponding Rietveld refinement profiles are also included, demonstrating the quality of the fits and supporting the structural analysis reported in the main manuscript.</p>