AUTHOR=Qu Yilin , Liu Xijun , Liu Xiao , Huang Qianwen , Yang Qijun , Hu Rongguo , Liu Pengde , Song Yujia TITLE=Petrogenesis and tectonic setting of the proto-tethyan dachaidan ophiolite, North China: insights from clinopyroxene chemistry and whole-rock Sr–Nd–Pb and zircon Hf isotopes JOURNAL=Frontiers in Earth Science VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2024.1473101 DOI=10.3389/feart.2024.1473101 ISSN=2296-6463