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Aardvark Obsidian, 25lbs.


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Very dark, smooth black finish. (Formerly Cassius Basaltic) Behaves like a porcelain. Needs lots of oxygen during bisque firing. Please refer to this link for Aardvark's suggested bisque firing schedule that was created with Obsidian in mind.

**note: Do NOT fire this clay body above cone 5 (2167F/1186C)

Fired Appearance: Oxidation: dark black - Reduction: N/A
Avg. Shrinkage 2±%: 14.5%
Avg. Water Absorption 1±%: .5%

Weight: 1 bag = 25lbs