The discovery and initial characterization of Allan Hills 81005: The first lunar meteorite

摘要: Antarctic meteorite ALHA81005, discovered in the Allan Hills region of Victoria Land, is a polymict anorthositic breccia which differs from other meteorites mineralogical and chemical composition but strikingly similar to lunar highlands soil breccias. The petrologic character several independent lines evidence identify ALHA81005 as Moon. Two small clasts probable mare basalt occur among lithologies Thin Section 81005,22. This specimen, shows relatively minor shock effects, has generated new ideas on types planetary samples we may find Earth, added fresh excitement program.