| 
Country:
 | 
Germany 
 | 
| 
Province:
 | 
Rhenish Mountains 
 | 
| 
Locality:
 | 
Herborn, Galgenberg railway cut 
 | 
| 
Layer:
 | 
Go alpha 2 | 
| 
Lower Boundary:
 | 
DER Go alpha 1--Go alpha 2 [11.00], 333 million years
 
 | 
| 
Upper Boundary:
 | 
DER Go alpha 2--Go alpha 3  [11.60], 332.3 million years
 
 | 
| 
Georeference:
 | 
 |