Fig. 5From: Relationship between tectonism and desertification inferred from provenance and lithofacies changes in the Cenozoic terrestrial sequence of the southwestern Tarim BasinOptical microscope photographs of various types of lithic fragments in the Aertashi section (all photographs were taken under crossed nicols). a Micritic limestone, b Sandstone, c Chert, d Volcanic rock, e Meta-quartzite, and f Quartz schist fragmentsBack to article page