福建省天湖山煤矿区处于闽西南坳陷东条带，推覆构造极其发育，以F31和F1两条推覆断层表现最为突出。
The Tianhushan coalmine area is situated at the east strip of the southwestern Fujian depression , nappe structures are quite developed , especially the F31 and F1 nappes have stood out .
天湖山