Quinoline Insolubles Q14 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

Q14

q14

Frame ID: Q14

Sample ID: Quinoline Insolubles

Magnification: As given

Illuminator: Vertical

Objective: 25x oil

Polarizer: In

Analyzer: In

Retarder Plate: In

Filter: None

Important Features: Mesophase in pitch with Normal QI

High Resolution Image (300 dpi)

Description: Mesophase spheres with normal QI pushed to the edges of the mesophase. In this frame the mesophase spheres dominate and the pitch is now the minor phase.