Coal Macerals MA06 | DPetrographic Atlas | SIU

Southern Illinois University



Crelling's Petrographic Atlas of Coals and Carbons

College of Science


Frame ID: MA06
Sample ID: Lower Kittanning Seam, Appalachian high volatile A bituminous coal, Pennsylvania
Maceral Group: Vitrinite
Maceral Type: Telovitrinite and Detrovitrinite
Coal Rank: High Volatile Bituminous A
Magnification: As given
Illuminator: Vertical
Objective: 50x oil
Polarizer: In
Analyzer: Out
Retarder Plate: Out
Filter: None
Important Features: Detrovitrinite and telovitrinite macerals
High Resolution Image (300 dpi)

Description: A large particle of detrovitrinite at left, note the other liptinite macerals (dark) and inertinite macerals (light) included. The particle on right with no inclusions and higher reflectance is telovitrinite.