Stercorite

stercorite

biphosphammite

struvite

Images

Formula: (NH4)Na(PO3OH).4H2O
Hydrated acid phosphate
Specific gravity: 1.615
Hardness: 2
Streak: White
Colour: Colourless, white, pale yellow, brownish, colourless in transmitted light
Solubility: Soluble in water
Melting point: 79°
Environments

Cave deposits

Stercorite occurs in bird and bat guano deposits (Webmin).

Localities

At the Petrogale Cave, Madura Roadhouse, Dundas Shire, Western Australia, stercorite is associated with biphosphammite (HOM).

At the type locality, Ichaboe Island, ǃNamiǂNûs Constituency, ǁKaras Region, Namibia, stercorite is associated with struvite (HOM).

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