Fly Ash FA67 | Petrographic Atlas | SIU

Home
Southern Illinois University

CONTACT

SIU.EDU

Crelling's Petrographic Atlas of Coals and Carbons

College of Science

FA67

fa67

Frame ID: FA 67

Sample ID: 92033 (slide 387-31)

Magnification: 270 microns on long side

Illuminator: Vertical

Objective: 50x oil

Polarizer: Out

Analyzer: Out

Retarder Plate: Out

Filter:

Important Features: Mullite

Mullite in glass.  From power plant burning high-sulfur, high volatile bituminous Western Kentucky coal.