Citation: Yakubovich, Olga V.; Kiriukhina, Galina V.; Volkov, Anatoliy S.; Dimitrova, Olga V.; Borovikova, Elena Yu. (2021). Novel aluminophosphate Na~6~[Al~3~P~5~O~20~] with the original microporous crystal structure established in the study of a pseudomerohedric microtwin. Acta Crystallographica Section B, 77, pp. -.