Fluoride and phosphate release from carbonate-rich fluorapatite during managed aquifer recharge

• Published in: Journal of hydrology (Amsterdam) Vol. 562; pp. 809 - 820
• Main Authors: Schafer, David, Donn, Michael, Atteia, Olivier, Sun, Jing, MacRae, Colin, Raven, Mark, Pejcic, Bobby, Prommer, Henning
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.07.2018
• Subjects: apatite; aqueous solutions; aquifers; calcium; Carbonate-rich fluorapatite; Cretaceous period; Deionised wastewater; field experimentation; Fluoride; fluorides; groundwater; ionic strength; laboratory experimentation; Managed aquifer recharge; Phosphate; phosphorus; risk; wastewater; water management; water quality; Deionised wastewater; Fluoride; Managed aquifer recharge; Carbonate-rich fluorapatite; Phosphate

[Display omitted] •Fluoride and phosphate were mobilised during a MAR trial with deionised wastewater.•CFA was identified as the source of fluoride and phosphate.•Lab experiments with CFA rich nodules reproduced the field-observed behaviour.•CFA and FAP are ubiquitous in many aquifer settings.•F mob...