| Range of interest (m) | 
                                                                                            
                                                    200.0                                                 | 
                                                                                            
                                                    200.0                                                 | 
                                                                                    
                                                                            
                                            | Layer Number | 
                                                                                            
                                                    1                                                 | 
                                                                                            
                                                    2                                                 | 
                                                                                    
                                                                            
                                            | Lithology | 
                                                                                            
                                                    Calcarenites                                                 | 
                                                                                            
                                                    limestones                                                 | 
                                                                                    
                                                                            
                                            | Lithological class | 
                                                                                            
                                                    Limestone-sandstone alternance                                                 | 
                                                                                            
                                                    Limestone                                                 | 
                                                                                    
                                                                            
                                            | Minimum Thickness (m) | 
                                                                                            
                                                    110.0                                                 | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Maximum Thickness (m) | 
                                                                                            
                                                    150.0                                                 | 
                                                                                            
                                                    500.0                                                 | 
                                                                                    
                                                                            
                                            | Real Thickness (m) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Rock Mass Structure | 
                                                                                            
                                                    Massive, Compact, Bedding structure                                                 | 
                                                                                            
                                                    Massive, Compact, Bedding structure                                                 | 
                                                                                    
                                                                            
                                            | Fractured | 
                                                                                            
                                                    yes                                                 | 
                                                                                            
                                                    yes                                                 | 
                                                                                    
                                                                            
                                            | Strata orientations, Strike (°) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Strata orientations, Dip (°) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Strata orientations, Slip (°) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Age of deposit Min | 
                                                                                            
                                                    Thanetian                                                 | 
                                                                                            
                                                    Cenomanian                                                 | 
                                                                                    
                                                                            
                                            | Age of deposit Max | 
                                                                                            
                                                    Lutetian                                                 | 
                                                                                            
                                                    Campanian                                                 | 
                                                                                    
                                                                            
                                            | Consistency | 
                                                                                            
                                                    Lithoid                                                 | 
                                                                                            
                                                    Lithoid                                                 | 
                                                                                    
                                                                            
                                            | Environmental Setting | 
                                                                                            
                                                    Pelagic platform                                                 | 
                                                                                            
                                                    Pelagic platform                                                 | 
                                                                                    
                                                                            
                                            | Compactness Degree | 
                                                                                            
                                                    None                                                 | 
                                                                                            
                                                    None                                                 | 
                                                                                    
                                                                        
                                        |   | 
                                                                                    
                                                                                             | 
                                                                                    
                                                                                             |