Frame ID: FA40 Sample ID: 92421 (slide 369-20) 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 with minor coke from power plant burning a high volatile A to low volatile bituminous Northern Appalachian coal blend.