The South Qinling middle-late Palaeozoic sedimentary region is a pre--orogenic basin. The submarine exhalative events in the middle Devonian and the subsequent orogenic tectonic processes determinedthe primary mineralization types and their evolution.

• 南秦岭中晚古生界沉积区属造山前盆地，中泥盆世发生的海底喷流沉积事件及随后进入造山期的构造发展进程决定了本区成矿作用的基本类型及其演化。