| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| Ab | ALBIT[1112] | TR.AE | W | USA |
| AB,1 | ALBIT[900] | TR.AE | W | USA |
| ABB | ALBORUBRUM-50[900][1281]; | TR.AE | S | SUN |
| ABU | ALBUDIN[900][1281]; | TR.AE | ||
| ALCA1 | ALCA-1[1281]; | TR.DR | S | MEX |
| ALCA2 | ALCA-2[1281]; | TR.DR | S | MEX |
| AAZ1 | ALCATRAZ-1[1281]; | TR.DR | S | MEX |
| AAZ | ALCATRAZ[1281]; | TR.DR | S | MEX |
| AAZ2 | ALCATRAZ-2[1281]; | TR.DR | S | MEX |
| AAZ3 | ALCATRAZ-3[1281]; | TR.DR | S | MEX |
| AAZ4 | ALCATRAZ-4[1281]; | TR.DR | S | MEX |
| AAZ5 | ALCATRAZ-5[1281]; | TR.DR | S | MEX |
| AAZ77 | ALCATRAZ-77[1281]; | TR.DR | S | MEX |
| ACZ | ALCAZAR[900][1281]; | TR.AE | S | ESP |
| ALCD | ALCEDO[900][1281]; | TR.AE | W | DEU |
| ALC,2 | ALCID[115]; | TR.DR | S | MEX |
| ALCO | ALCOVER[2606] | TR.AE | S | BRA |
| ALD,2 | ALDAN[000] | TR.AE | S | MEX |
| ALDA | ALDAN[3733] | TR.AE | S | MEX |
| ADR,1 | ALDER[900] | TR.AE | W,S | CHL |