10.6084/m9.figshare.6205295.v1 Jianxin Zhang Jianxin Zhang Chris Mattinson Chris Mattinson Shengyao Yu Shengyao Yu Yunshuai Li Yunshuai Li Xiaohong Mao Xiaohong Mao Zenglong Lu Zenglong Lu Yingbao Peng Yingbao Peng Teo contrasting accretion v. collision orogenies: insights from Early Paleozoic polyphase metamorphism in the Altun–Qilian–North Qaidam orogenic system, NW China Geological Society of London 2018 insight biotite Pb Th ratio mylonitized paragneiss Qaidam accretion v NW China Cathodoluminiscence imagery isochron ages Teo orogenic plateau analysis zircon Altun Ar collision orogenies Paleozoic polyphase metamorphism Geology 2018-05-01 13:41:55 Journal contribution https://geolsoc.figshare.com/articles/journal_contribution/Teo_contrasting_accretion_v_collision_orogenies_insights_from_Early_Paleozoic_polyphase_metamorphism_in_the_Altun_Qilian_North_Qaidam_orogenic_system_NW_China/6205295 Cathodoluminiscence imagery of zircons revealing <sup>206</sup>Pb/<sup>238</sup>U ages and Th/U ratios (Table S1) and analysis of biotite from mylonitized paragneiss yielding Ar–Ar plateau and isochron ages (Table S2)