Objective] The purpose of this study was to investigate the morbidity of silicosis and pulmonary tuberculosis among stone grinding workers and to study the related risk factors that can influence the morbidity of silicosis and pulmonary tuberculosis.

Based on the field observation of the basic characteristics of Triassic strata and in-dooranalysis in Fujian Province, the authors suggested that the Middle Triassic Anren Formationbelongs to the molasse formation of Indosinian synorogenic period, and the Dakengcun,Wenbinshan and Jiaokeng Formations belong to the molasse formations of sequence bottomof the later tectonic cyele.