Students of Geology are today confronted with the necessity of anew attitude, which they have to take towards a number of fundamentalgeological concepts which
I. GEOLOGY AND TOPOGRAPHY OF THE CORUNDUM DISTRTOT. The corundum is found in Ping Shan Hsien (平山縣) which is located in the south-western part of Chihli. It
In the province of Anhui along the Yangtze River, especially on the south of it there occur many iron deposits. They have been described in “The Iron ore depo
A remarkable character of the Fangshan (房山) granodiorite isthe abundance of the large phenocrystic orthoclase perthite throughoutthe central part of the igen