Coal Macerals MA24 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

MA24

ma24
Frame ID: MA24
Sample ID: Unnamed Seam, high volatile B bituminous coal, Colorado
Maceral Group: Liptinite
Maceral Type: Sporinite
Magnification: As given
Illuminator: Vertical
Objective: 50x oil
Polarizer: In
Analyzer: Out
Retarder Plate: Out
Filter: None
Important Features: A fragment of vitrinite with included inertinite (white) and sporinite (dark)
High Resolution Image (300 dpi)

Description: Sporinite is present as small dark features in this typical occurrence with higher-reflecting inertinite macerals.