FA33

Frame ID: FA33
Sample ID: slide 290-4
Magnification: 330 microns on long axis
Illuminator: Vertical
Objective: 32x oil
Polarizer: In
Analyzer: Out
Retarder Plate: Out
Filter:
Important Features: Mixed field

Description: Inertinite (center) with vitrinite-derived isotropic coke from power plant burning high volatile B and A bituminous Eastern Kentucky coal.