Coal Macerals MA08 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

MA08

ma08
Frame ID: MA08
Sample ID:  King Cannel, high volatile A bituminous coal, Utah
Maceral Group: Vitrinite
Maceral Type: Vitrodetrinite
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: Vitrodetrinite
High Resolution Image (300 dpi)

Description: The rounded medium gray particles are vitrodetrinite in a matrix that is mostly mineral matter.The detrovitrinite is vitrinite dispersed in a sedimentary rock.