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<url><loc>https://cosmochemistry-papers.com/2026/09/21/fayalite-pyroxene-silica-fa-px-si-symplectite-formation-in-extraterrestrial-materials-new-insights-from-lunar-meteorites/</loc><news:news><news:publication><news:name>Cosmochemistry Papers</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-09-21T14:48:20+00:00</news:publication_date><news:title>Fayalite-pyroxene-silica (Fa-Px-Si) symplectite formation in extraterrestrial materials: New insights from lunar meteorites</news:title></news:news></url><url><loc>https://cosmochemistry-papers.com/2026/09/21/determining-elemental-composition-in-laboratory-meteorite-ablation-spectra-through-radiative-transfer-modeling/</loc><news:news><news:publication><news:name>Cosmochemistry Papers</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-09-21T14:45:48+00:00</news:publication_date><news:title>Determining elemental composition in laboratory meteorite ablation spectra through radiative transfer modeling</news:title></news:news></url></urlset>