title: Ancient cosmic spherules.
authors.forename: D
authors.initials: D
authors.lastname: Brownlee
mesh_terms: D001272:Atmosphere / Q000737:chemistry; D018534:Earth, Planet; D019419:Evolution, Planetary; D005118:Extraterrestrial Environment; D005387:Finland; D005580:Fossils; D019110:Meteoroids; D010100:Oxygen / Q000032:analysis*
chemical_list: D010100:Oxygen