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<url><loc>https://cosmochemistry-papers.com/2026/04/20/mountain-top-spherules-criteria-to-identify-natural-and-synthetic-particles/</loc><news:news><news:publication><news:name>Cosmochemistry Papers</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-20T15:14:13+00:00</news:publication_date><news:title>Mountain-top spherules: Criteria to identify natural and synthetic particles</news:title></news:news></url><url><loc>https://cosmochemistry-papers.com/2026/04/20/coated-impact-melt-lapilli-and-bombs-from-the-wabar-crater-field-saudi-arabia/</loc><news:news><news:publication><news:name>Cosmochemistry Papers</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-20T15:08:10+00:00</news:publication_date><news:title>Coated impact melt lapilli and bombs from the Wabar crater field, Saudi Arabia</news:title></news:news></url></urlset>