Multi-scale (whole-rock, grain size, and particles) distribution of potentially hazardous elements (PHEs) in sedimentary phosphorites from Algerian deposits: Geochemical and environmental implications

• Safia SaouliUniversity of Ouargla
• Rabah KechichedUniversity of Ouargla
• Olivier Bruguier BCentre National de la Recherche Scientifique
• Giovanni MongelliUniversity of Basilicata
• Delphine BoschCentre National de la Recherche Scientifique
• Ouafi Ameur-ZaimecheUniversity of Ouargla
• Bilal BoumazaUniversity of Boumerdes
• Rabah LaouarBadji Mokhtar-Annaba University