Анализ причин вторичных потерь глинозема при
ANALYSIS OF CAUSES FOR ALUMINA SECONDARY LOSSES UNDER NEPHELINE CAKE LEACHING The PURPOSE of the paper is the study of crystallographic features of different polymorphic forms of dicalcium silicate 2CaО SiO2 C2S produced by nepheline and limestone sintering in order to determine the reasons for their different hydration activity under the subsequent leaching of cake