| 
Country:
 | 
Germany 
 | 
| 
Province:
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Rhenish Mountains 
 | 
| 
Locality:
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Edelburg quarry 
 | 
| 
Layer:
 | 
U.Visé--L.Namur. Section | 
| 
Lower Boundary:
 | 
DER Go beta--gamma, granos.base [P1--P2], 328.2 million years
 
 | 
| 
Upper Boundary:
 | 
Visean--Namurian/Serpukhovian [VIS--NAM], 326.4 million years
 
 | 
| 
Georeference:
 | 
 |