%0 Journal Article
%U https://doi.org/10.2138/am-2021-7834
%T Keplerite, Ca9(Ca0.5◻0.5)Mg(PO4)7, a new meteoritic and terrestrial phosphate isomorphous with merrillite, Ca9NaMg(PO4)7
%B 
%A Sergey N. Britvin
%A Irina O. Galuskina
%A Natalia S. Vlasenko
%A Oleg S. Vereshchagin
%A Vladimir N. Bocharov
%A Maria G. Krzhizhanovskaya
%A Vladimir V. Shilovskikh
%A Evgeny V. Galuskin
%A Yevgeny Vapnik
%A Edita V. Obolonskaya
%D 2021
%J American Mineralogist
%V 106
%N 12
%P 1917-1927
%R doi:10.2138/am-2021-7834
%[ 2026-05-02