Quick Tip: Specific Gravity of Terra Sigillata
After you have mixed and siphoned terra sigillata, you need to measure its specific gravity. Specific gravity is a measurement … Read More
A liquid mix where insoluble particles are distributed throughout without dissolving and may settle out from gravity, as in a glaze or slip. Source: Clay: A Studio Handbook
After you have mixed and siphoned terra sigillata, you need to measure its specific gravity. Specific gravity is a measurement … Read More
Slip has many uses in the pottery studio. Most often, slip is used on clay in the green state, but … Read More
It used to be thought that crystalline glazes were only possible in an oxidation atmosphere. But as many more potters … Read More
Sometimes the glazes we use are good for one purpose, but not so good for another. A glaze might perform … Read More
Ceramic stains make it possible to create glazes that fire to just about any color of the rainbow. But one … Read More
Bentonite is an amazing material, adding plasticity to clay bodies, greatly improving glaze suspension, and helping glazes harden. Properly adding … Read More
Turning the terra-sigillata making process on it’s head, Tom Anderson has found a way to use temperature to eliminate time, … Read More
As societies became more complex and businesses grew, clay processing became more and more industrialized. People began to purchase clay … Read More
Ryan Coppage, PhD and Jenn Wicks
Do you ever wonder how a glaze can completely change color with the adjustment of a single ingredient? Take a … Read More
Ceramic artist Joan Carcia delights in the fact that she never quite knows how each of her saggar-fired vessels will … Read More