For Cone 6: Shrinkage 10.0, Absorption <1.0. For Cone 4: 10.0, Absorption 4.7.
The addition of granular manganese adds dark specks to our Brownstone clay.
The unit price listed is per 50 lb box. A volume discount will be applied for orders on this particular product.
Note that our shipping specialist must calculate delivery rates and prices will vary.