Mastodon Midfire

Ruby Clay Company Verified independent store

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If you're aiming for a deep, luxurious shade of black, look no further than Mastodon. This clay fires to a striking black color in both reduction and oxidation atmospheres. It has fine grog and is manganese-free. *For best results, fire this clay to cone 6 with a thirty minute hold, or fire to cone 7. Mid Fire Cone 6-7 Avg. Shrinkage 2±%: 9% Avg. Absorption 1±%: 3.19% This item is only available in store or for local pickup. If you would like to have this product shipped to you please contact us at [email protected]. Show more