Fly Ash FA31 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

FA31

fa31

Frame ID: FA31

Sample ID: LS-2 (slide 396-8)

Magnification: 200 microns on long axis

Illuminator: Vertical

Objective: 50x oil

Polarizer: In

Analyzer: Out

Retarder Plate: Out

Filter:

Important Features: Inertinite

Inertinite from a power plant burning high volatile A bituminous central Eastern Kentucky coal.  Note incipient breakdown of inertinite cell walls.