Geochemical characteristics and geological significance of biotite in magma type ore deposit: a case study of Fanshan phosphate deposit in Zhuolu County，Hebei Province

WANG Zhen-lei, WANG Shu-zhi, LIU Yi, LIU Jian-guo, YANG Ji-feng, ZHANG Qing-li, ZHANG Zi-xiang, ZHANG Ji-min

World Geology ›› 2021, Vol. 40 ›› Issue (2) : 288-297.