Coal Macerals MA38 | Petrographic Atlas | SIU

Southern Illinois University



Crelling's Petrographic Atlas of Coals and Carbons

College of Science


Frame ID: MA38
Sample ID: Unnamed seam, high volatile C bituminous coal, Colorado
Maceral Group: Inertinite
Maceral Type: Funginite
Magnification: As given
Illuminator: Vertical
Objective: 50x oil
Polarizer: In
Analyzer: Out
Retarder Plate: Out
Filter: None
Important Features: The multi-celled bodies in this frame are funginite.
High Resolution Image (300 dpi)

Description: The multi-celled bodies in this frame are funginite and are believed to be derived from fungal material. These features are not seen in coals of Carboniferous age.