FA38
Frame ID: FA38
Sample ID: 92289 (slide 332-2)
Magnification: 330 microns on long axis
Illuminator: Vertical
Objective: 32x oil
Polarizer: In
Analyzer: Out
Retarder Plate: Out
Filter:
Important Features: Mixed field
Isotropic coke (top) with inertinite from power plant burning high volatile A bituminous Central Appalachian coal.