| The Thirteenth Stone | |
|---|---|
| Release number | 2 |
| Featuring | Sarah Jane Smith Luke Smith Clyde Langer Maria Jackson |
| Writer | Justin Richards |
| Publisher | BBC Audio |
| Read by | Elisabeth Sladen |
| ISBN | 1405678232 |
| Format(s) | CD and Digital Download |
| Length | 68 minutes |
| Release date | 5 November 2007 |
| Preceded by | The Glittering Storm |
| Followed by | The Time Capsule |
The Thirteenth Stone is the second audio story of ten stories. Sarah Jane Smith is out on a school trip with Luke, Maria, and Clyde's class. On their way home they stop at a stone and the stone begins to whisper.[1][2]