| Abhurite | |
| 'Acarbodavyne' | |
| Adranosite | |
| 'Afanasievaite' | |
| 'Afanasyevaite' | |
| Afghanite | | (Na,Ca,K) | | [(Cl | | ,SO | | ,CO | | ) | | |Al | | Si | | O | | ] · 0.5H | | O |
|
| Aiolosite | |
| Akaganeite | |
| 'Albovite' | |
| 'Albrittonite' | |
| 'Aldzhanite' | |
| Alforsite | |
| Allochalcoselite | |
| Alloriite | | (Na,Ca,K) | | Ca | | [Cl | | |(SO | | ) | | |(Al | | Si | | O | | ) | | ] |
|
| Alluaivite | | Na | | (Ca,Mn) | | (Ti,Nb) | | Si | | O | | Cl·2H | | O |
|
| Altisite | |
| 'Ammonium-Carnallite' | |
| Amstallite | |
| 'Anhydrokainite' | |
| Antarcticite | |
| Anthonyite | |
| Apatite-(CaCl) | |
| Apatite-(CaOH)-M | | (Ca,Na) | | Ca | | [(OH,Cl)|(PO | | ,SO | | ) | | ] |
|
| Aqualite | | (H | | O) | | (Na,K,Sr) | | Ca | | Zr | | Si | | O | | (OH) | | Cl |
|
| Ardaite | |
| 'Argyrodite Group' | | A | | B | | X | | Y | | where A = Ag | | , Cu | | , Cd | | , etc·; B = Ga | | , Si | | , Ge | | , Sn | | , P | | , etc·; X = S, Se, Te; Y = Cl, Br, I |
|
| 'Arsenatian Vanadinite' | |
| 'Arzakite' | |
| 'Arzrunite' | |
| Ashburtonite | | Pb | | Cu | | [(OH) | | |Cl|(HCO | | ) | | |Si | | O | | ] · H | | O |
|
| Asisite | |
| Atacamite | |
| 'Atlasite' | |
| Atlasovite | |
| Aubertite | |
| Aurivilliusite | |
| Avdoninite | |
| Averievite | |
| Balliranoite | |
| Bandylite | |
| Baotite | |
| Barahonaite-(Al) | | (Ca,Cu,Na,Fe | | ,Al) | | Al | | (AsO | | ) | | (OH,Cl) | | ·nH | | O |
|
| Barahonaite-(Fe) | | (Ca,Cu,Na,Fe | | ,Al) | | Fe | | (AsO | | ) | | (OH,Cl) | | ·nH | | O |
|
| Barstowite | |
| Belloite | |
| Bideauxite | |
| Bischofite | |
| Bismoclite | |
| Bleasdaleite | | (Ca,Fe | | ) | | Cu | | (Bi,Cu)[(H | | O,OH,Cl) | | |(PO | | ) | | ] |
|
| Blixite | |