摘要
///Based on regional distribution of gypsum-salt and the detailed analysis of lithological features, the origin of Middle Triassic Leikoupo Formation gypsum and salt in the Sichuan basin was studied, and migration and evolution of gypsum and salt pot and their structural significance were further discussed. The research will provide new information for studying the origins of Leikoupo gypsum-salt of the Sichuan Basin.