Join our mailing list!




High Quality Customer Service

Home > Resources > Glossary > Definitions - C > Cornwall Stone

Cornwall Stone

A natural mineral containing feldspar, flint, clay and other materials. Primarily used as a flux. It can help reduce gas shrinkage in unfired and fired state. May contain fluorides which when fired release toxic fluorine gas.

Glossary

  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z