Burangaite

minerals

bjarebyite

dufrenite

matioliite

Images
Formula:NaFe2+Al5(PO4)4(OH)6.2H2O
Hydrated phosphate containing hydroxyl, dufrénite group, forms a series with matioliite
Specific gravity: 3.05
Hardness: 5
Streak: Weakly bluish
Colour: Blue, colourless
Environments

Pegmatites

At its type locality, the Buranga pegmatite, Gatumba, Ngororero District, Western Province, Rwanda, burangaite occurs in a granite pegmatite associated with wardite, trolleite, scorzalite, quartz, bjarebyite, bertossaite, samuelsonite, gatumbaite, brazilianite and apatite (Mindat, Webmin, HOM, AM 63.793).

At Halsjoberg, Sweden, burangaite is associated with berlinite, lazulite, scorzalite, augelite, gatumbaite, trolleite and rutile (HOM).

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