Based on the mineralogical composition OF biotite occurring in Yanshanian granites in the southern-middle parts of the Da Hinggan Ling Mountains, it is suggested that the biotites in the Yanshanian granites are mainly lepidomelance and Fe-rich biotite, and they belong to the lepidomelance-annite series.

The southeast section of Daxinganling Mts.

Magma contamination of acidic rocks in Linxi area in southern Da Hinggan Mountains, northeast China.;

Large area of gabbro occurs in the Mt Yaduwula region in the middle section of Daxinganling Mountains.

Element and isotope geochemistry of basaltic rocks in the Yakeshi area in the northern segment of the Da Hinggan Mountains, China and geological significance.;