Thesaurus Term/Concept: TROUGH QUERN
| Identifier | 170689 | 
|---|---|
| Class | MDA OBJECT TYPE | 
| Status | Preferred | 
| Index? | Yes | 
| Scope Note | Worked or unworked block/boulder/cobble, on which grain was ground by to-and-fro motion, resulting in a deep smooth elongated hollowed area. |