%0 Dataset %T Early Cambrian nitrogen cycle and paleoenvironmental significance in the Weiyuan area of southern Sichuan (2022) %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/948e0620-a64a-40fe-a689-ab8092b86564 %W NCDC %R 10.12072/ncdc.geochem.db6652.2024 %A CAO guangyao %A LIU yu %K Early Cambrian;iron composition;nitrogen isotopes;sulfur isotopes %X