^pKey;
Laboratory;
of;
Ore;
Deposit;
Geochemistry,;
Institute;
of;
Geochemistry,;
Chinese;
Academy;
of;
Sciences,;
Guiyang;
550002,;
China;
^pKey;
Laboratory;
of;
Crust-Mantle;
Materials;
and;
Environments,;
School;
of;
Earth;
and;
Space;
Sciences,;
University;
of;
Science;
and;
Technology;
of;
China,;
Hefei;
230026,;
China;
贵州西部; 地球化学特征; 宣威组; 成矿作用; 沉积环境; 峨眉山玄武岩; 黑色页岩; 稀土元素;