Examining the compositions of impactors striking the Moon using Apollo impact melt coats and anorthositic regolith breccia meteorites
Sign Up to like & getrecommendations! Published in 2020 at "Geochimica et Cosmochimica Acta"
DOI: 10.1016/j.gca.2020.01.051
Abstract: Abstract Impactors striking the Moon since the formation of its crust have left an indelible imprint on the lunar surface, in the guise of craters and associated impact rocks. The lunar crust has low intrinsic… read more here.
Keywords: striking moon; impact melt; impact; regolith breccia ... See more keywords
Impact and habitability scenarios for early Mars revisited based on a 4.45-Ga shocked zircon in regolith breccia
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DOI: 10.1126/sciadv.abl7497
Abstract: After formation of a primordial crust, early impacts influenced when habitable conditions may have occurred on Mars. Martian meteorite Northwest Africa (NWA) 7034 is a regolith breccia that contains remnants of the earliest Martian crust.… read more here.
Keywords: zircon; billion years; nwa 7034; regolith breccia ... See more keywords
Chondrite Shock Metamorphism History Assessed by Non-Destructive Analyses on Ca-Phosphates and Feldspars in the Cangas de Onís Regolith Breccia
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DOI: 10.3390/min9070417
Abstract: The Cangas de Onís regolith breccia is an H5-H6 ordinary chondrite that fell to Earth in 1866. It is constituted by 60% H6-H5 clasts within an H5 clastic matrix. All clasts are affected by intense… read more here.
Keywords: metamorphism; cangas regolith; breccia; shock metamorphism ... See more keywords