bentonite Archives

Tag: bentonite

Al2O3×5SiO2×7H2O —Montmorillonitic clay formed from decomposition of airborne volcanic ash.

Sometimes the glazes we use are good for one purpose, but not so good for another. A glaze might perform … Read More

The truth is, I was a nerdy ceramics undergraduate student. I wanted to learn everything, right away—and I loved my … Read More

Slip has many uses in the pottery studio. Most often, slip is used on clay in the green state, but … Read More

Slip casting opens up endless possibilities for creativity with clay, whether you are interested in casting clay sculpture or pottery. … Read More

From hardness to source, there are many misconceptions and questions about the water used to make clay, slips, and glazes. … Read More

Emerging artists Kate Marotz and Jacob Monroe share the clay, terra sigillata, wash, and glaze recipes they use to make … Read More

It used to be thought that crystalline glazes were only possible in an oxidation atmosphere. But as many more potters … Read More

“Shino first or suffer the curse” is a phrase we have all heard, but what’s the science behind this mantra … Read More

Parian clay is renowned for its translucency and self-glazing surface. When mixing test batches using silica, kaolin, and a variety … Read More

There are many, many ways to put lines onto pots – carving, fluting, painting, drawing – but, I have to … Read More