Fly Ash FA56 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

FA56

fa56

Frame ID: FA 56

Sample ID: 92235 (slide 372-2)

Magnification: 330 microns on long side

Illuminator: Vertical

Objective: 32x oil

Polarizer: Out

Analyzer: Out

Retarder Plate: Out

Filter:

Important Features: Glass spheres

Chambered glass spheres from Kentucky power plant burning low-sulfur, high volatile A bituminous Central Appalachian coal.