青海省天峻县阳康地区花岗岩岩体锆石U-Pb年代学及地球化学特征研究

方永坤, 曹成刚, 董峻麟, 李领贵

Geochronology and geochemistry of the granodiorite intrusion in Yangkang area of Qinghai Province and its geological significance

FANG Yong-Kun, Cao Cheng-Gang, DONG Jun-Lin, LI Ling-Gui

图6 球粒陨石标准化稀土元素配分模式图解(a)和原始地幔标准化微量元素蛛网图(b)

Fig.6 Chondrite-normalized REE patterns (a) and primitive mantle-normalized spider diagram of trace elements (b)for the Yangkang granites