Polyhalite(K2SO4·Mg SO4·2Ca SO4·2H2O)is one of the insoluble potassium mineral which is widely distributed in sulfate-type potassium-bearing deposit,and the theoretical concentration of K2SO4 is 28%.It ...Polyhalite(K2SO4·Mg SO4·2Ca SO4·2H2O)is one of the insoluble potassium mineral which is widely distributed in sulfate-type potassium-bearing deposit,and the theoretical concentration of K2SO4 is 28%.It can be directly used as a展开更多
As a kind of rare metals,rubidium is often used to prepare special glass,photomultiplier tubes,thermoelectric converter,organic catalysts and antidepressants.Rubidium forms no minerals of its own,hence,it often coexis...As a kind of rare metals,rubidium is often used to prepare special glass,photomultiplier tubes,thermoelectric converter,organic catalysts and antidepressants.Rubidium forms no minerals of its own,hence,it often coexists with展开更多
基金supports from the Project of the China Geological Survey (Grant 1212011085518)
文摘Polyhalite(K2SO4·Mg SO4·2Ca SO4·2H2O)is one of the insoluble potassium mineral which is widely distributed in sulfate-type potassium-bearing deposit,and the theoretical concentration of K2SO4 is 28%.It can be directly used as a
基金financially supported by the National High Technology Research and Development Program of China (2012AA061704)
文摘As a kind of rare metals,rubidium is often used to prepare special glass,photomultiplier tubes,thermoelectric converter,organic catalysts and antidepressants.Rubidium forms no minerals of its own,hence,it often coexists with