The Zacatecas mint
The Zacatecas mint was opened as a provisional mint in October 1810. The first Republic coinage was issued in 1825, The mint closed in 1905.
The assayers on its decimal coinage were:
| Initial | Name | Began on | Left office on |
| S | 1876 | 1886 | |
| H | Ygnacio Hierro | 1868 | 1874 |
| A | Juan M. Acuña | 1974 | 1876 |
| Z | 1882 | ||
| FZ or Z | Francisco P. de Zárate | 1886 | 1897 |
| FM or M | Francisco Mateas | 1904 | 1905 |