FA32
Frame ID: FA32
Sample ID: DD-4 (slide 397-13)
Magnification: 200 microns on long axis
Illuminator: Vertical
Objective: 50x oil
Polarizer: In
Analyzer: In
Retarder Plate: In
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.