这块陨石的矿物组成显示它具有球粒状结构。

The mineral composition of this meteorite shows a ___chondritic structure.

这块陨石的chondritic结构在显微镜下清晰可见，显示出许多细小颗粒。

The meteorite's ___chondritic texture was clearly visible under the microscope, showing many fine grains.