Quinoline Insolubles Q16 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

Q16

q16

Frame ID: Q16

Sample ID: Quinoline Insolubles

Magnification: As given

Illuminator: Vertical

Objective: 25x oil

Polarizer: In

Analyzer: In

Retarder Plate: In

Filter: None

Important Features: Pitch Coke with QI

High Resolution Image (300 dpi)

Description: The mesophase spheres have transformed into pitch coke with normal QI present as isolated patches.