supported by Ministry of Land and Resources of the Peoples' Republic of China (Grant No. 1212010811033);National Natural Science Foundation of China (Grant Nos. 40672147, 40872146)
Early to Middle Ordovician strata, including Wenquan quartzite, occur widely in the Himalaya, Lhasa, and south Qiangtang blocks. The Wenquan quartzite occurs on the south side of the Lungmuco-Shuanghu Suture in the Qi...