Graphites G29 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

G29

g29

Frame ID: G29

Sample ID: Graphite

Magnification: As given

Illuminator: Vertical

Objective: 25x oil

Polarizer: In

Analyzer: In

Retarder Plate: In

Filter: None

Important Features: Baked graphite electrode

High Res image (300 dpi)

Description: This frame shows a baked electrode with petroleum coke fragments with excessive pore space due to insufficient binder pitch.