Contents: Type of modification on stone tools
Primary Key: modification_type
Parent Table: none
Columns:
| Name | Type | Size |
| modification_type | Number (Byte) | 1 |
| modification_type_label | VARCHAR | 255 |
Codes:
| modification_type | modification_type_label |
| 0 | none |
| 1 | unifacial |
| 2 | bifacial |