| Attribute | Type | Description |
| Shape | Geometry | Polygone, polyline, point… |
| FeatureID | Text | Unique ID of the feature |
| Category | Text | Categories; like coin, wall, ceramics… |
| Length | Number (double) | Dimension, two digits (auto) |
| Width | Number (double) | Dimension, two digits (auto) |
| Area | Number (double) | Dimension, two digits (auto) |
| Condition | Text | Condition; good, poor… |
| Data acquisition by | Text | Compiler |
| Time of data acquisition | Date | Date |
| Remarks | Text | Free text lines, metadata |