is paper deals with thallium in typical low-temperature deposits of Au,Tl,As,Sb and Hg in South China with respect to its mode of occurrence,minerals and geoche
The atmospheric concentration of methane is steadily increasin.Lacking of precise estimates of source and sink strengths for the atmospheric methane severely li
The Chahe copper deposit occurs in the Early Proterozoic metamorphic series in the area of Chahe and its chalcopyrite yielded a Pb-Pb isochron age of 951±3
REE-fluorocarbonates as major REE minerals in the Bayan Obo deposit,the largest REE deposit in the world,were analyzed for their stable isotopic compositions,The