Tips for Using Underglaze, Oxide, and Glaze Pens to Draw on Clay
I love pots with pattern and imagery and have done a lot with screen printing on clay and paper stencils in my work. … Read More
Tag: Cobalt Oxide
Co3O4—calcined cobalt carbonate—twice as powerful—coarser than carbonate, and may give mottling in glaze. Works well for underglaze brushwork, with few crawling problems. Toxic in inhalation and ingestion. Source: Clay: A Studio Handbook
Understanding Clay and Glaze Materials: You Don’t Have to Be a Super Genius
Today, we live in an age of super abundance of ceramic raw materials. Innumerable clays and glaze materials offer us … Read More
Working with Ash in Glazes
An abundance of free wood ash from summer bonfires led Clausen to explore various ways to use this variable flux … Read More
Testing Ceramic Glazes and Colorants to Expand Your Palette in Mid-Range Firing
Though it would be nice to just mix up a glaze based on a photo and get exactly those results, … Read More
Mocha Diffusion and Slip Dotting Pottery
Though it might sound like a fancy coffee drink, mocha diffusion is a little-known technique of ceramic surface decoration developed … Read More
In the Studio: Washes and Patinas
One of the characteristics of terra sigillata is the uniform opaque color created when it’s applied in multiple layers. As … Read More
Tactile Geology
I’m trained as a geologist, but I’ve been working with ceramics full time for 35 years. As in geology, I … Read More
Too Much is Just Enough!
My work is a lot about surface decoration. And a well-crafted canvas to put the pattern on is essential to … Read More
In the Studio: Terra Sigillata Line Blends
A multitude of colors can easily be produced by adding colorants to base terra sigillatas. The common practice of creating … Read More
In the Studio: Reflective Ceramics
I was commissioned to create a large house number plaque for a residence in a dark wooded area. The numbers … Read More
