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Obsidian (formerly Cassius)-Aardvark - Cone 5/6

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Price: $28.71
Manufacturer: Aardvark Clay Co.

Quantity Discounts

4 to 9$27.27
10 to 19$25.83
20 to 39$22.96
40 to 79$20.09
80 or more$17.22

Aardvark Clay's Obsidian- (Formerly Cassius Basaltic)
Fired Shrinkage is 14.5% and Water Absorption is .5% when fired to cone 5. Very black, ebony like finish. Needs lots of oxygen during bisque firing. This clay should not be fired any hotter than cone 5.
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