Coal facies analysis upon No. 16 coal seam in Yanzhou coal mining area of Shangdong Province

The Taiyuan Formation No.16 coal seam in Yanzhou coal mining area is researched with the micro study method systematically. Based on the study results the genetic markers and characteristics of the coal seam are summarized petrologically, sedimentologically and paleontologically, 13 types of coal facies are subdivided, and the coal facies evolution history of this coal seam are rebuilt.