Cornwall Stone Substitute Stoneware Opal Glazes -It has high sodium

-It has high sodium

Great for sculpture (use a high gloss glaze when making dinnerware)

Larger additions of fine material can impart matteness if the glaze is able to take it into solution (sourcing alumina from kaolin

Single layer cover glazes that have natural hardening properties (i

there is no gain in drying properties (the most common reason for adding grog to clay bodies)

Cornwall Stone Substitute Stoneware Opal Glazes -It has high sodiumThe original Cornwall Stone Mine is now closed, and this material is now produced synthetically by Laguna Clay Co. Because it was mined from granite rock (traditionally, from the Cornwall area, UK), it is actually composed of a combination of minerals, and the ratio of these chemicals could vary somewhat drastically. This means that potters who used this material over long periods may notice different results when using the same recipes. An advantage