Experimental study of concentration dependence of Ta2O5 and Nb2O5 solubility in the alkaline and carbonate solutions at T=550oC, P=500 bar and low oxygen fugacity (Co-CoO buffer)

Vestnik Otdelenia nauk o Zemle RAN VOL. 3, NZ6055, doi:10.2205/2011NZ000185, 2011

Experimental study of concentration dependence of Ta2O5 and Nb2O5 solubility in the alkaline and carbonate solutions at T=550oC, P=500 bar and low oxygen fugacity (Co-CoO buffer)

N. P. Kotova

Received 5 July 2011; accepted 19 September 2011; published 17 October 2011.

Keywords: oxide tantalum, oxide niobium, hydrothermal solubility, alkaline and carbonate solutions, fluid pressure.

Citation: Kotova N. P. (2011), Experimental study of concentration dependence of Ta2O5 and Nb2O5 solubility in the alkaline and carbonate solutions at T=550oC, P=500 bar and low oxygen fugacity (Co-CoO buffer), Vestn. Otd. nauk Zemle, 3, NZ6055, doi:10.2205/2011NZ000185.