| Abenakiite-(Ce) | Na₂₆Ce₆(Si₆O₁₈)(PO₄)₆(CO₃)₆(SO₂)O | Trigonal | — | — |
| Abuite | CaAl₂(PO₄)₂F₂ | Orthorhombic | — | — |
| Afmite | Al₃(OH)₄(H₂O)₃(PO₄)(PO₃OH)·H₂O | Triclinic | — | — |
| Aheylite | Fe²⁺Al₆(PO₄)₄(OH)₈·4H₂O | Triclinic | — | — |
| Aldermanite | Mg₅Al₁₂(PO₄)₈(OH)₂₂·32H₂O | Orthorhombic | 2.0 | — |
| Alforsite | Ba₅(PO₄)₃Cl | Hexagonal | 5.0 | 4.57 g/cm³ |
| Allabogdanite | (Fe,Ni)₂P | Orthorhombic | — | — |
| Allanpringite | Fe³⁺₃(PO₄)₂(OH)₃·5H₂O | Monoclinic | 3.0 | — |
| Alluaudite | (Na,Ca)(Mn,Mg,Fe²⁺)(Fe³⁺,Mn²⁺)₂(PO₄)₃ | Monoclinic | — | — |
| Althausite | Mg₄(PO₄)₂(OH,O)(F,☐) | Orthorhombic | — | — |
| Althupite | AlTh(UO₂)₇(PO₄)₄O₂(OH)₅·15H₂O | Triclinic | — | — |
| Amblygonite | LiAlPO₄F | Triclinic | — | — |
| Anapaite | Ca₂Fe²⁺(PO₄)₂·4H₂O | Triclinic | 3.5 | 2.81 g/cm³ |
| Andreyivanovite | FeCrP | Orthorhombic | — | 6.65 g/cm³ |
| Angarfite | NaFe³⁺₅(PO₄)₄(OH)₄·4H₂O | Orthorhombic | — | — |
| Angastonite | CaMgAl₂(PO₄)₂(OH)₄·7H₂O | Amorphous | — | — |
| Antipovite | Cu₅O₂(PO₄)₂ | Triclinic | — | — |
| Apexite | NaMg(PO₄)·9H₂O | Triclinic | — | — |
| Arangasite | Al₂(SO₄)(PO₄)F·9H₂O | Monoclinic | — | — |
| Aravaite | Ba₂Ca₁₈(SiO₄)₆(PO₄)₃(CO₃)F₃O | Trigonal | — | — |
| Archerite | H₂KPO₄ | Tetragonal | — | 2.39 g/cm³ |
| Arctite | Na₅Ca₇Ba(PO₄)₆F₃ | Trigonal | 5.0 | — |
| Ardealite | Ca₂(PO₃OH)(SO₄)·4H₂O | Monoclinic | — | — |
| Ariegilatite | BaCa₁₂(SiO₄)₄(PO₄)₂F₂O | Trigonal | — | — |
| Arrojadite-(BaNa) | BaNa₃(NaCa)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH) | Monoclinic | — | — |
| Arrojadite-(KFe) | {KNa}{Fe²⁺☐}{Ca}{Na₂☐}{Fe²⁺₁₃}{Al}(PO₄)₁₁(HPO₄)(OH)₂ | Monoclinic | — | — |
| Arrojadite-(KNa) | KNa₃(CaNa₂)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH)₂ | Monoclinic | — | — |
| Arrojadite-(PbFe) | PbFe²⁺(CaNa₂)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH)₂ | Monoclinic | — | — |
| Arrojadite-(SrFe) | SrFe²⁺(CaNa₂)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH)₂ | Monoclinic | — | — |
| Artsmithite | (Hg+₂)₂Al(PO₄)₁.₇₄(OH)₁.₇₈ | Monoclinic | — | — |
| Atencioite | Ca₂Fe²⁺₃Mg₂Be₄(PO₄)₆(OH)₄ * 6H₂O | Triclinic | — | — |
| Attakolite | (Ca,Sr)Mn(Al,Fe)₄(HPO₄,PO₄)₃(SiO₄,PO₄)(OH)₄ | Monoclinic | — | — |
| Augelite | Al₂PO₄(OH)₃ | Monoclinic | — | — |
| Autunite | Ca(UO₂)₂(PO₄)₂·(10-12)H₂O | Orthorhombic | — | — |
| Babefphite | BaBePO₄F | Tetragonal | — | 4.33 g/cm³ |
| Barbosalite | Fe²⁺Fe³⁺₂(PO₄)₂(OH)₂ | — | 6.0 | — |
| Bario-olgite | Na(Na,Sr,Ce)₂Ba(PO₄)₂ | Trigonal | — | — |
| Bariosincosite | Ba(VO)₂(PO₄)₂ · 4H₂O | — | — | — |
| Barićite | (Mg,Fe)₃(PO₄)₂·8H₂O | — | — | — |
| Barringerite | (Fe,Ni)₂P | Hexagonal | — | — |
| Bassetite | Fe²⁺(UO₂)₂(PO₄)₂ * 10H₂O | Monoclinic | 2.5 | — |
| Batagayite | CaZn₂(Zn,Cu)₆(PO₄)₄[PO₃(OH)]₃*₁₂H₂O | Monoclinic | — | — |
| Bearthite | Ca₂Al(PO₄)₂(OH) | Monoclinic | — | — |
| Belovite-(Ce) | NaCeSr₃(PO₄)₃F | Trigonal | 5.0 | — |
| Belovite-(La) | NaLaSr₃(PO₄)₃F | Trigonal | 5.0 | — |
| Benauite | SrFe³⁺₃(HPO₄,PO₄)₂(OH)₆ | — | — | — |
| Benyacarite | (H₂O)₂Mn₂(Ti₂Fe³⁺)(PO₄)₄(OF)(H₂O)₁₀·4H₂O | — | — | — |
| Beraunite | Fe³⁺₆(PO₄)₄O(OH)₄(H₂O)₄·2H₂O | Monoclinic | — | — |
| Bergbauerite | (H₂O)₂Mn₂(Fe₂Ti)(PO₄)₄(OH)₂(H₂O)₁₀·4H₂O | Orthorhombic | — | — |
| Bergenite | Ca₂Ba₄(UO₂)₉O₆(PO₄)₆·16H₂O | Monoclinic | — | — |
| Berlinite | AlPO₄ | Trigonal | 6.5 | 2.65 g/cm³ |
| Bermanite | Mn²⁺Mn³⁺₂(PO₄)₂(OH)₂ * 4H₂O | — | — | — |
| Bertossaite | (Li,Na)₂(Ca,Fe²⁺,Mn²⁺)Al₄(PO₄)₄(OH,F)₄ | — | — | — |
| Beryllonite | NaBePO₄ | Monoclinic | — | 2.71 g/cm³ |
| Beusite | Mn²⁺Mn²⁺₂(PO₄)₂ | — | — | — |
| Beusite-(Ca) | CaMn²⁺₂(PO₄)₂ | Monoclinic | — | — |
| Bicapite | [KNa₂Mg₂(H₂O)₂₅][H₂PV₅+₁₂O₄₀(V₅+O)₂] | — | — | — |
| Biphosphammite | (NH₄)H₂(PO₄) | Tetragonal | — | — |
| Birchite | Cd₂Cu₂(PO₄)₂(SO₄)·5H₂O | Orthorhombic | — | — |
| Bjarebyite | (Ba,Sr)(Mn²⁺,Fe²⁺,Mg)₂Al₂(PO₄)₃(OH)₃ | Monoclinic | — | — |