Terra Sigillata 101: How to Make, Apply, and Troubleshoot Terra Sig
Terra sigillata is an ultrarefined clay slip that can give a soft sheen when applied to bone-dry wares and, if … Read More
Tag: specific gravity
The weight or density of a liquid measured in proportion to that of water. A glaze with a specific gravity of 1.2 is 1.2 times as dense as water per unit of measure. See hydrometer. Source: Clay: A Studio Handbook
How to Make Casting Slip from Your Clay Body
Ready-made casting slip is commercially available in all firing ranges, making it super convenient, but if you were wondering how … Read More
Scratching the Surface: The Terra Sigillata Clay Tile Paintings of Jenny Mendes
Drawing/painting on clay is something I have experimented with from time to time with limited success. So I always have … Read More
Triple Glazing: Acknowledging Inspiration and Chasing the Image
Struck by the complexity of a cup given as a gift, Dick Lehman packed it away lest it influence him … Read More
Crazy Beautiful Crazing: Uncovering the Mysteries of Snowflake Crackle Glazes
I have been messing around with crazing as a deliberate decorative effect lately. Though it is technically a glaze defect, … Read More
How to Decorate Pottery Surfaces with Colored Slips in the Bisque State
Slip has many uses in the pottery studio. Most often, slip is used on clay in the green state, but … Read More
How to Siphon Terra Sigillata
My first exposure to the word siphon was in some old movie in which the outlaw characters were siphoning gas … Read More
How to Make a Floating Stick Hydrometer for the Cost of a Milkshake
Getting glazes or casting slip to come out the same from batch to batch is a lot easier if you … Read More
Matte and Specialty Glazes
Alisa Liskin Clausen shares the fired results of testing six matte base glazes from the Ceramics Monthly archives and numerous … Read More
Heath Ceramics Clay Studio
The team of artists at Heath Ceramics’ experimental clay studio talk about the creative opportunities and responsibilities that are involved … Read More
