Part of the recent fieldwork involved studying the sediments mapped as mid Miocene in the Jinggu Basin (23.5°N, 100.7°E). The geological evolution of Yunnan and the southeastern margin of Tibet is complex but appears to include Cenozoic extrusion of the Indo-China block as a result of the India-Asia collision. As much as 350 km of …
云南景谷盆地地质情况
