Chokier Campine Basin-Maasmelchen Fm
    Period: 
    
  
  
      Carboniferous    
    
    Age Interval: 
    
          
    
  
  
    Province: 
    
  
  
      NW Belgium (Maastricht)    
    Type Locality and Naming
      Column: Campine Basin-Maasmelchen    
    Lithology and Thickness
      Chokier Fm:
LITHOLOGY=Calcareous shales, shales and cherts. No coal seams, but rich in marine fauna. Radioactive, organic rich shales are a distinguishing feature. Occurs in regional stage Namur A.
CALIBRATION=Drawn 15% up in Serpukhovian
For more details, click Chokier Fm.
REFERENCE=Delmer et al., 2001
"
    LITHOLOGY=Calcareous shales, shales and cherts. No coal seams, but rich in marine fauna. Radioactive, organic rich shales are a distinguishing feature. Occurs in regional stage Namur A.
CALIBRATION=Drawn 15% up in Serpukhovian
For more details, click Chokier Fm.
REFERENCE=Delmer et al., 2001
"
    Lithology Pattern: 
    
   
  
  
      Claystone    
    Relationships and Distribution
Lower contact
Upper contact
Regional extent
GeoJSON
      {"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[5.73,52],[4.73,51],[5.73,50],[6.73,51],[5.73,52]]]]}}    
    Fossils
Age
     Age Span: 
    
          
    
  
  
        Beginning stage: 
    
  
  
      Serpukhovian    
    
        Fraction up in beginning stage: 
    
  
  
      0.16    
    
        Beginning date (Ma): 
    
  
  
      329.24    
    
        Ending stage: 
    
  
  
      Serpukhovian    
    
        Fraction up in the ending stage: 
    
  
  
      0.95    
    
        Ending date (Ma):  
    
  
  
      323.73    
    Depositional setting
    Depositional pattern:  
    
          
    
   
  Additional Information
      long: 5.73 lat: 51    
    
    Compiler: