Yanzhuang Meteorite: Mineralogy and Shock Metamorphism

Preface.- Samples and experimental methods.- General introduction of the Yanzhuang meteorite.- Microstructures and shock metamorphic features of minerals in the unmelted chondritic portion.- Morphology and petrography of shock-produced melt veins and melt pockets.- Transparent minerals and silicate glass in shock-produced melt.- Vapor-grown crystals in the Yanzhuang meteorite.- Morphology and cooling rates of metal-sulfide eutectic nodules.- Intra-microstructures of FeNi metal in eutectic nodules.- Spatiotemporal pattern of FeNi metal melt solidification and crystallization mechanism in space.- Fe-Mn-Na phosphates and Al-free chromite in the eutectic metal-troilite nodule.- Neutron activation analysis of trace elements in Yanzhuang.- LA-ICP-MS analysis of trace elements in Yanzhuang.- PIXE analysis of trace elements in eutectic FeNi-FeS nodules.- Thermoluminescence characteristics of Yanzhuang meteorite.- Comparison of Yanzhuang shock features with those of experimentally shocked Jilin meteorite.- Shock history of Yanzhuang meteorite.