Nanjing;
Institute;
of;
Geology;
and;
Palaeontology,;
Chinese;
Academy;
of;
Sciences,;
Nanjing;
210008,;
China;
Henan;
Institute;
of;
Geological;
Survey,;
Zhengzhou;
450007,;
China;
State;
Key;
Laboratory;
of;
Geological;
Processes;
and;
Mineral;
Resources;
at;
China;
University;
of;
Geosciences,;
Wuhan;
430074,;
China;
Faculty;
of;
Material;
Sciences;
and;
Chemical;
Engineering,;
China;
University;
of;
Geosciences,;
Wuhan;
430074,;
China;
State;
Key;
Laboratory;
of;
Geological;
Processes;
and;
Mineral;
Resources;
at;
China;
University;
of;
Geosciences,;
Wuhan;
430074,;
China;
Lower; Triassic,; carbon; isotope; compositions,; palaeogeography,; volcanic; eruptions,; Lower; Yangtze; Region.;