Farbe: blass gelb, grüngelb
Strichfarbe: blass gelb, grüngelb
Glanz: Glasglanz
Opazität: transparent, durchscheinend wenn massig Referenzen: Scholz, R., Chukanov, N.V., Menezes Filho, L.A.D., Atencio, D., Lagoeiro, L., Belotti, F.M., Chaves, M.L.S.C., Romano, A.W., Brandão, P.R., Belakovskiy, D.I. and Pekov, I. (2013) Césarferreiraite, IMA 2012-099. CNMNC Newsletter No. 16, August 2013, page 2700; Mineralogical Magazine, 77, 2695-2709.
Ricardo Scholz, Nikita V. Chukanov, Luiz A.D. Menezes Filho, Daniel Atencio, Leonardo Lagoeiro, Fernanda M. Belotti, Mário L.S.C. Chaves, Antônio W. Romano, Paulo R. Brandão, Dmitriy I. Belakovskiy, Igor Pekov: Césarferreiraite, Fe2+Fe23+(AsO4)2(OH)2·8H2O, from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil: Second arsenate in the laueite mineral group. American Mineralogist Vol. 99 (2014) S. 607-611.
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