Stewartite from Brazil
Brazil | |
| e-rocks.com (n.d.) https://e-rocks.com/item/ser112208/strunzite-stewartite-bermanite |
Mineralogical Record 24: 384-385 | |
| King, Van (n.d.) Personal communcation. |
| Sergio Varvello collection |
| Murdoch, J. (1955) Phosphate minerals of the Borborema pegmatites: I-Patrimonio. American Mineralogist: 40: 50-63. |
Cigana claim, Barra do Cuieté, Conselheiro Pena, Minas Gerais, Brazil