Contents: Basal ground stone item type
Primary Key: item_type
Parent Table: none
Columns
| Name | Type | Size |
| item_type | Number (Single) | 4 |
| item_type_label | VARCHAR | 255 |
| iten_type | item_type_label |
| 0 | unknown |
| 1 | trough metate |
| 2 | basin metate |
| 3 | slab metate |
| 4 | mortar |
| 5 | unidentified code |
| 6 | unidentified code |
| 7 | unidentified code |
| 8 | unidentified code |