Coal basins are common in sedimentary sequences of Central Asia.During the Cenozoic activization their margins were intensely deformed.However it is often impossible to define the deformation times via isotope geochro...Coal basins are common in sedimentary sequences of Central Asia.During the Cenozoic activization their margins were intensely deformed.However it is often impossible to define the deformation times via isotope geochronology because the latest orogeny was seldom accompanied by igneous rocks.At the same time the deformation of sedimentary strata exposed coal beds with their afterwards ignition.The coal fire temperatures(900-1300℃)were high enough展开更多
文摘Coal basins are common in sedimentary sequences of Central Asia.During the Cenozoic activization their margins were intensely deformed.However it is often impossible to define the deformation times via isotope geochronology because the latest orogeny was seldom accompanied by igneous rocks.At the same time the deformation of sedimentary strata exposed coal beds with their afterwards ignition.The coal fire temperatures(900-1300℃)were high enough