Maceral | Research Interests | Geo-Energy Resources Team
The macerals can be distinguished in three groups :
- 
the Internite group,
 - 
the Liptinite group
 - 
the Huminite / Vitrinite group.
 
The Inertinite group
The Inertinite group
| MACERAL GROUP | MACERAL | MACERAL TYPE | 
| 
                                    Ι
 Ν Ε R Τ Ι Ν Ι Τ E  | 
                            
                                 Fusinite  | 
                            
                                 Pyrofusinite (01), (02) Degradofusinite  | 
                        
| 
                                 Semifusinite  | 
                            ||
| 
                                 Macrinite  | 
                        ||
| 
                                 Funginite (01), (02)  | 
                        ||
| 
                                 Secretinite  | 
                        ||
| 
                                 Inertodetrinite  | 
                        ||
| 
                                 Micrinite  | 
                        
Funginite 01
Funginite 02
Pyrofusinite 01
Pyrofusinite 02
The Liptinite group
The Liptinite group
| MACERAL GROUP | MACERAL | 
| 
                 L I P T I N I T E  | 
            Sporinite | 
| Cutinite (01), (02), (03) | |
| Resinite (01), (02), (03), (04), (05) | |
| Suberinite | |
| Alginite | |
| Bituminite | |
| Liptodetrinite | |
| Chlorophyllinite | 
Cutinite 01
Cutinite 02
Cutinite 03
Resinite 01
Resinite 02
Resinite 03
Resinite 04
Resinite 05
Suberinite
The Huminite group
The Huminite group
| 
                                     MACERAL GROUP  | 
                                
                                     MACERAL SUB-GROUP  | 
                                
                                     MACERAL  | 
                                
                                     MACERAL TYPE  | 
                                
                                     MACERAL VARIETY  | 
                            
| 
                                     H U M N I T E  | 
                                
                                     Humotelinite  | 
                                
                                     Textinite  | 
                                
                                     A  | 
                            |
| 
                                     B  | 
                            ||||
| 
                                     Ulminite  | 
                                
                                     Texto-ulminite (01), (02)  | 
                                
                                     A  | 
                            ||
| 
                                     B  | 
                            ||||
| 
                                     Eu-ulminite (01), (02)  | 
                                
                                     A  | 
                            |||
| 
                                     B  | 
                            ||||
| 
                                     Humodetrinite  | 
                                
                                     Attrinite  | 
                                |||
| 
                                     Densinite (01), (02), (03)  | 
                                ||||
| 
                                     Humocollinite  | 
                                
                                     Gelinite  | 
                                
                                     Levigelinite (01), (02)  | 
                                ||
| 
                                     Porigelinite  | 
                                ||||
| 
                                     Corpohuminite (01), (02)  | 
                                
                                     Phlobaphinite  | 
                                |||
| 
                                     Pseudophlobaphinite  | 
                                
In 2001, the International Committee for Coal and Organic Petrology (I.C.C.P.) τ modified the above nomenclature as follows (ICCP System 1994):
| 
                                     MACERAL GROUP  | 
                                
                                     MACERAL SUB-GROUP  | 
                                
                                     MACERAL  | 
                                
                                     MACERAL TYPE  | 
                                
                                     MACERAL VARIETY  | 
                            
| 
                                    H U M N I T E  | 
                                
                                     Telohuminite  | 
                                
                                     Textinite  | 
                                
                                     A  | 
                            |
| 
                                     B  | 
                            ||||
| 
                                     Ulminite  | 
                                
                                     A  | 
                            |||
| 
                                     B  | 
                            ||||
| 
                                     Detrohuminite  | 
                                
                                     Attrinite  | 
                                |||
| 
                                     Densinite (01), (02), (03)  | 
                                ||||
| 
                                     Gelohuminite  | 
                                
                                     Gelinite  | 
                                
                                     Levigelinite (01), (02)  | 
                                ||
| 
                                     Porigelinite  | 
                                ||||
| 
                                     Corpohuminite (01), (02)  | 
                                
                                     Phlobaphinite  | 
                                |||
| 
                                     Pseudophlobaphinite  | 
                                
Texto-ulminite 01
Texto-ulminite 02
Eu-ulminite 01
Eu-ulminite 02
Maceral Variety A
Attrinite
Densinite 01
Densinite 02
Densinite 03
Levigelinite 01
Levigelinite 02
Porigelinite
Corpohuminite 01
Corpohuminite 02
The Vitrinite group
The Vitrinite group
| 
                                     MACERAL GROUP  | 
                                
                                     MACERAL  | 
                                
                                     MACERAL TYPE  | 
                            
| 
                                     V T R I N I T E  | 
                                
                                     Telinite  | 
                                |
| 
                                     Collinite  | 
                                
                                     Telocollinite  | 
                            |
| 
                                     Gelocollinite  | 
                            ||
| 
                                     Desmocollinite  | 
                            ||
| 
                                     Corpocollinite  | 
                            ||
| 
                                     Vitrodetrinite  | 
                                
In 1994, the International Committee for Coal and Organic Petrology I.C.C.Pmodified the vitrinite nomenclature as follows:
| 
                                     MACERAL GROUP  | 
                                
                                     MACERAL SUB-GROUP  | 
                                
                                     MACERAL  | 
                            
| 
                                        V T R I N I T E  | 
                                
                                     Telovitrinite  | 
                                
                                     Telinite  | 
                            
| 
                                     Collotelinite  | 
                            ||
| 
                                     Detrovitrinite  | 
                                
                                     Vitrodetrinite  | 
                            |
| 
                                     Collodetrinite  | 
                            ||
| 
                                     Gelovitrinite  | 
                                
                                     Gelinite  | 
                            |
| 
                                     Corpogelinite  | 
                            ||
										
										

            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
            
                        
            
                            
            
                                                                        
