Metallurgical Coke M34 | Petrographics Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

M34

m34

Frame ID: M34

Sample ID: Metallurgical Coke

Magnification: As given

Illuminator: Vertical

Objective: 50x oil

Polarizer: In

Analyzer: In

Retarder Plate: In

Filter: None

Important Features: Inclusion of anthracite

High Res image (300 dpi)

Description: The brownish particle in the upper center part of the frame is an anthracite inclusion. Notice how the large crack in the coke is stopped at the anthracite boundary.