The American mineralogist 107 (2022): 306–312. doi:10.2138/am-2021-7877 info:cnr-pdr/source/autori:Hawthorne F.C.[1], Day M.C.[1], Fayek M.[1], Linthout K.[2], Lustenhouwer W.J.[2], Oberti R.[3]/titolo:Ferro-papikeite, ideally NaFe2(2+)(Fe3(2+)+Al2)(Si5Al3)O22(OH)2, a new orthorhombic amphibole from Nordmark (Western Bergslagen), Sweden: Description and crystal structure/doi:10.2138%2Fam-2021-7877/rivista:The American mineralogist/anno:2022/pagina_da:306/pagina_a:312/intervallo_pagine:306–312/volume:107 Hawthorne, F C, Day, M C, Fayek, M, Linthout, K, Lustenhouwer, W J & Oberti, R 2022, ' Ferro-papikeite, ideally NaFe 2 2+ (Fe 3 2+ Al 2 )(Si 5 Al 3 )O 22 (OH) 2, a new orthorhombic amphibole from Nordmark (Western Bergslagen), Sweden: Description and crystal structure ', American Mineralogist, vol. 107, no. 2, pp. 306-312 . https://doi.org/10.2138/am-2021-7877 American Mineralogist, 107(2), 306-312. Mineralogical Society of America
European journal of mineralogy 31 (2019): 799–806. doi:10.1127/ejm/2019/0031-2858 info:cnr-pdr/source/autori:Oberti, Roberta; Langone, Antonio; Boiocchi, Massimo; Bernabe, Ezio; Hawthorne, Frank C./titolo:News from the hellandite group: the redefinition of mottanaite and ciprianiite and the new mineral description of ferri-mottanaite-(Ce), the first Fe3+-dominant hellandite/doi:10.1127%2Fejm%2F2019%2F0031-2858/rivista:European journal of mineralogy (Print)/anno:2019/pagina_da:799/pagina_a:806/intervallo_pagine:799–806/volume:31