| Navn | Type | Lengde | Multiplisitet | 
                
                    
                        |  | EarthResourceMaterialRoleValue |  | 1..1 | 
                    
                        |  | EarthMaterial |  | 1..1 | 
                    
                        |  | QuantityRange |  | 1..1 | 
        
     
    
        
            
                
                    | Name | Type | English | Description | 
            
                
                    | earthResourceMaterialRole | EarthResourceMaterialRoleValue |  | The role the EarthMaterial plays in the EarthResourceDescription (eg host rock, alteration product, primary, secondary) | 
                
                    | material | EarthMaterial |  | Uses EarthMaterial to describe the EarthResourceMaterial material | 
                
                    | proportion | QuantityRange |  | The proportion of the EarthRespourceMaterial in the EarthResourceDescription |