Graphites G36 | Petrographic Atlas | SIU

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Crelling's Petrographic Atlas of Coals and Carbons

College of Science

G36

g36

Frame ID: G36

Sample ID: Graphite

Magnification: As given

Illuminator: Vertical

Objective: 25x oil

Polarizer: In

Analyzer: In

Retarder Plate: In

Filter: None

Important Features: Graphatized graphite electrode

High Res image (300 dpi)

Description: This frame shows a working face of a graphatized electrode. The needle-like crystals are silicon carbide and the hexagonal crystals are quartz.