| Actinolite | |
| Aerinite | | Ca | | (Fe | | ,Al,Fe | | ,Mg)(Al,Mg) | | [HSi | | O | | (OH) | | ][(CO | | ) | | (H | | O) | | ] |
|
| Afghanite | | (Na,Ca,K) | | [(Cl | | ,SO | | ,CO | | ) | | |Al | | Si | | O | | ] · 0.5H | | O |
|
| Afwillite | |
| 'Ag-Analcite' | |
| Ajoite | | (K,Na)Cu | | [(OH) | | |AlSi | | O | | ] · 3H | | O |
|
| Akatoreite | |
| 'Alexandrolite' | |
| Alflarsenite | |
| Aliettite | |
| 'Alipite' | |
| 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 | | ] |
|
| Alleghanyite | |
| Allophane | |
| 'Allophite' | |
| Alluaivite | | Na | | (Ca,Mn) | | (Ti,Nb) | | Si | | O | | Cl·2H | | O |
|
| 'Aloisiite' | |
| Alsakharovite-Zn | | NaSrKZn(Ti,Nb) | | (Si | | O | | ) | | (O,OH) | | · 7H | | O |
|
| 'Aluminian Hisingerite' | |
| 'Aluminian nontronite' | |
| 'Aluminium Montmorillonite' | |
| '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 | | ] |
|
| Aluminoceladonite | | K(Mg,Fe | | )(Al,Fe | | )[(OH) | | |Si | | O | | ] |
|
| Aluminocerite-(Ce) | | (Ce,La,Ca) | | (Al,Fe | | )(SiO | | ) | | [SiO | | (OH)] | | (OH) | | |
|
| Aluminotaramite | | Na[CaNa][Fe | | Al | | ][(OH) | | |Al | | Si | | O | | ] |
|
| Aluminotschermakite | |
| 'Alurgite' | |
| Amesite | |
| Amicite | |
| Aminoffite | |
| Ammonioleucite | |
| 'Ammonium-Boltwoodite' | |
| 'Ammonium-Chabazite' | |
| 'Ammonium-Heulandite' | |
| 'Ammonium-Laumontite' | |
| 'Ammonium-Leucite' | |
| 'Ammonium-Mesolite' | |
| 'Ammonium-natrolite' | |
| 'Ammonium-Stilbite' | |
| 'Ammonium-Thomsonite' | |
| 'Ammonium-Weeksite' | |
| Amstallite | |
| Analcime | |
| Anandite | | (Ba,K)(Fe | | ,Mg) | | [(O,OH) | | |(Si,Al,Fe) | | O | | ] |
|