Coal resources are very rich in Yaojie formation of Middle Jurassic Series in the middle west part of the Basin,and the coal seam gas partially enriches in Yaojie and Tanshanling coal fields.

• 盆地中西部中侏罗统窑街组蕴藏着丰富的煤炭资源，煤层气局部富集于窑街、炭山岭煤田。