Gastuche et al. (1962), as well as Caillère and Hénin (1962) have concluded, that only in those instances when the aluminium hydroxide is in the form of gibbsite, kaolinite can ever be formed.
Gastuche et al. (1962), e tamén Caillère e Hénin (1962) concluíron que só pode formarse caolinita naqueles casos nos que o hidróxido de aluminio está en forma de gibbsita.