Formula:  NaAl3(PO4)2(OH)4


Colour: Chartreuse yellow, pale yellow, yellow green, colourless; coloured varieties are colourless in transmitted light.

Lustre: Vitreous, Sub-Vitreous, Greasy


Specific Gravity: 2.98

Crystal System: Monoclinic

Name: Named by Frederick Harvey Pough and Edward Porter Henderson in 1945 for the type locality country, Brazil, where it was first found.

Type Locality: Córrego Frio mine, Linópolis, Divino das Laranjeiras, Minas Gerais – Brazil