The Cuonadong deposit is the first large scale Sn-W-Be rare polymetallic located in southern Tibet, China, where beryl main beryllium-bearing mineral. In this paper, crystals pegmatitic and hydrothermal vein orebody from Xianglin area of are research objects, marked as Beryl-I Beryl-II, they investigated by EPMA, LA-ICP-MS situ micro-X-ray diffraction (XRD). Data EPMA reveal that beryls alkalin...

Mantle metasomatism refers to the interaction between mantle melt, fluid, and rock. It not only affects physical chemical properties of lithospheric but also plays an important role in process metal gem mineralization. In order explore nature evolution Mengyin area eastern part North China Craton, this paper combines previous data garnet inclusions diamonds analyzes major trace elements xenocry...