What is Struvite?
Struvite is a phosphate mineral with the formula: NH4MgPO4.6H2O. It crystallises as in an orthorhombic structure with the appearance of white to yellowish or brownish-white pyramidal crystals.
Its Mohs hardness is fairly soft at 1.5 to 2. And has a low specific gravity of 1.7. It is sparingly soluble in neutral and alkaline conditions, but readily soluble in acid.
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