| Abernathyite | K(UO2)(AsO4) · 3H2O |
|---|
| Achyrophanite | (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5 |
|---|
| Adamite | Zn2(AsO4)(OH) |
|---|
| Adelite | CaMg(AsO4)(OH) |
|---|
| Aerugite | Ni8.5(AsO4)2As5+O8 |
|---|
| Agardite-(Ce) | CeCu6(AsO4)3(OH)6 · 3H2O |
|---|
| 'Agardite-(Dy)' | (Dy,La)Cu6(AsO4)3(OH)6 · 3H2O |
|---|
| Agardite-(La) | LaCu6(AsO4)3(OH)6 · 3H2O |
|---|
| Agardite-(Nd) | NdCu6(AsO4)3(OH)6 · 3H2O |
|---|
| Agardite-(Y) | YCu6(AsO4)3(OH)6 · 3H2O |
|---|
| Akrochordite | MnMn2Mn2(AsO4)2(OH)4(H2O)4 |
|---|
| 'Akrochordite Group' | XY2Z2(AsO4)2(OH)4(H2O)4 |
|---|
| Aktashite | Cu6Hg3As4S12 |
|---|
| Alacránite | As8S9 |
|---|
| Alarsite | AlAsO4 |
|---|
| Alcantarillaite | [Fe3+0.5(H2O)4][CaAs23+(Fe3+2.5W6+0.5)(AsO4)2O7] |
|---|
| Aldomarinoite | Sr2Mn3+(AsO4)2(OH) |
|---|
| Aleutite | [Cu5O2](AsO4)(VO4) · (Cu,K,Pb,Rb,Cs,)Cl |
|---|
| Algodonite | (Cu1-xAsx) |
|---|
| Allactite | Mn72+(AsO4)2(OH)8 |
|---|
| Alloclasite | Co1-xFexAsS |
|---|
| 'Aluminian Scorodite' | (Fe3+,Al)AsO4 · 2H2O |
|---|
| 'Aluminium-bearing Adamite' | (Zn,Al)2AsO4(OH,O) |
|---|
| Alumoedtollite | K2NaCu5AlO2(AsO4)4 |
|---|
| Alumolukrahnite | Ca[CuAl](AsO4)2(H2O,OH)2 |
|---|
| Ambrinoite | [K,(NH4)]2(As,Sb)6(Sb,As)2S13 · H2O |
|---|
| 'Ammonium-Uranospinite' | NH4UO2AsO4 · 4H2O |
|---|
| Anatolyite | Na6(Ca,Na)(Mg,Fe3+)3Al(AsO4)6 |
|---|
| Anduoite | (Ru,Os)As2 |
|---|
| Andyrobertsite | KCdCu5(AsO4)4(H2AsO4) · 2H2O |
|---|
| Angelellite | Fe43+(AsO4)2O3 |
|---|
| Annabergite | Ni3(AsO4)2 · 8H2O |
|---|
| 'Annivite' | Cu6[Cu4(Fe,Zn)2](As,Bi)4S13 |
|---|
| Anorpiment | As2S3 |
|---|
| Anorthoroselite | Ca2Co(AsO4)2 · 2H2O |
|---|
| 'Antimonial Arsenic' | (As,Sb) |
|---|
| 'Antimony-bearing Claudetite' | (As,Sb)2O3 |
|---|
| 'Antimony-bearing Gersdorffite' | Ni(As,Sb)S |
|---|
| 'Antimony-bearing Westerveldite' | (Fe,Ni,Co)(As,Sb) |
|---|
| Arakiite | (Zn,Mn2+)(Mn2+,Mg)12(Fe3+,Al)2(As5+O4)2(As3+O3)(OH)23 |
|---|
| Ardennite-(As) | Mn42+Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6 |
|---|
| 'Ardennite-(Si)' | ~Mn42+Al4(AlMg)(SiO4,AsO4)(SiO4)2(Si3O10)(OH)6 |
|---|
| 'Argentoalgodonite' | (Cu,Ag)6As |
|---|
| Argentobaumhauerite | Ag1.5Pb22As33.5S72 |
|---|
| 'Argentodomeykite' | (Cu,Ag)3As |
|---|
| Argentodufrénoysite | Ag3Pb26As35S80 |
|---|
| Argentoliveingite | Ag3+xPb36-2xAs51+xS112 |
|---|
| Argentopearceite | Ag16As2S11 |
|---|
| Argentotennantite-(Zn) | Ag6(Cu4Zn2)As4S12S |
|---|
| Arhbarite | Cu2Mg(AsO4)(OH)3 |
|---|
