Metallurgical Coke M31 | Petrographics Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

M31

m31

Frame ID: M31

Sample ID: Metallurgical Coke

Magnification: As given

Illuminator: Vertical

Objective: 50x oil

Polarizer: In

Analyzer: In

Retarder Plate: In

Filter: None

Important Features: Pyrite inclusion

High Res image (300 dpi)

Description: The bright area in the upper left part of the frame is pyrite. Note the reaction zone and reduced mosaic size around it.