| 'Acarbodavyne' | |
| Actinolite | |
| 'Aegirine-augite' | |
| Aerinite | | Ca | | (Fe | | ,Al,Fe | | ,Mg)(Al,Mg) | | [HSi | | O | | (OH) | | ][(CO | | ) | | (H | | O) | | ] |
|
| 'Afanasievaite' | |
| 'Afanasyevaite' | |
| Afghanite | | (Na,Ca,K) | | [(Cl | | ,SO | | ,CO | | ) | | |Al | | Si | | O | | ] · 0.5H | | O |
|
| Afwillite | |
| Agrellite | |
| Åkermanite | |
| 'Albovite' | |
| Aleksandrovite | |
| Alflarsenite | |
| Aliettite | |
| Allanite-(Ce) | | {CaCe}{Al | | Fe | | }[O|OH|SiO | | |Si | | O | | ] |
|
| Allanite-(La) | | {CaLa}{Al | | Fe | | }[O|OH|SiO | | |Si | | O | | ] |
|
| Allanite-(Y) | | {CaY}{Al | | Fe | | }[O|OH|SiO | | |Si | | O | | ] |
|
| Alloriite | | (Na,Ca,K) | | Ca | | [Cl | | |(SO | | ) | | |(Al | | Si | | O | | ) | | ] |
|
| Alluaivite | | Na | | (Ca,Mn) | | (Ti,Nb) | | Si | | O | | Cl·2H | | O |
|
| 'Aloisiite' | |
| 'Aluminian Britholite' | | (Ca,Ce,Y) | | (Al,Fe) | | [(Si,Al,P) | | ] | | (F,O) |
|
| 'Alumino-ferro-hornblende' | |
| 'Alumino-ferrobarroisite' | | ☐[CaNa][Fe | | Al | | ][(OH) | | |AlSi | | O | | ] |
|
| 'Alumino-magnesio-hornblende' | |
| Alumino-Magnesiotaramite | | Na[CaNa][Mg | | Al | | ][(OH) | | |Al | | Si | | O | | ] |
|
| 'Aluminobarroisite' | | ☐[CaNa][Mg | | Al | | ][(OH) | | |AlSi | | O | | ] |
|
| Aluminocerite-(Ce) | | (Ce,La,Ca) | | (Al,Fe | | )(SiO | | ) | | [SiO | | (OH)] | | (OH) | | |
|
| Aluminotaramite | | Na[CaNa][Fe | | Al | | ][(OH) | | |Al | | Si | | O | | ] |
|
| Aluminotschermakite | |
| Aminoffite | |
| 'Ammonium-Chabazite' | |
| 'Ammonium-Heulandite' | |
| 'Ammonium-Laumontite' | |
| 'Ammonium-Mesolite' | |
| 'Ammonium-Thomsonite' | |
| Amstallite | |
| 'Anderbergite' | |
| 'Andesine' | |
| Andradite | |
| Andrianovite | | Na | | (K,Sr,Ce) | | Ca | | Mn | | Zr | | Nb(Si | | O | | )(O,H | | O,OH) | | |
|
| Anorthite | |
| Apophyllite-(KF) | |
| Apophyllite-(KOH) | |
| Apophyllite-(NaF) | |
| Aqualite | | (H | | O) | | (Na,K,Sr) | | Ca | | Zr | | Si | | O | | (OH) | | Cl |
|
| Arapovite | | (K,[ ])(Ca,Na) | | (U,Th)[Si | | O | | ] · H | | O |
|
| 'Arctolite' | |
| Armenite | |
| Armstrongite | |
| 'Arrhenite' | | (Y, Er, Ca, Zr, Ta, Si, O) |
|