Jan 20, 2019 · Barium gives the glaze its fat, smooth quality and lithium boosts the color. On porcelain he applies a thin layer of white glaze as a mask before dipping in the blue glaze to avoid staining the clay body.

Jul 23, 2015 · Firing Notes: cool maximum rate to 900C hold 1 hour. Significant Flaw: potentially toxic. Notes: Alisa Clausen: used an English ball clay for OM-4. mat, opaque, strong Turquoise blue. Bright blue spots where breaking, but. minimal.

May 14, 2021 · Glaze from Andrea Gill handout of glazes she compiled during her tenure at Alfred University. Matt, smooth glaze, can run when thick

Firing temperature: cone 10 Surface texture: Matte Colors: dark green medium blue Atmosphere: Reduction

Strontium and barium both brighten glossy glazes, barium even more than strontium. In both cases the brightness is a result of the effect of strontium and barium on the refractive index of a glaze, the angle at which light is reflected by the surface of the fired glaze.

As you can predict by its placement in the alkaline earth group, BaO is not suitable for lower temperature glazes, being much better suited for high firings. It is best known for its ability to promote unique colors, such as the famous ‘barium blue’.

Check out our barium blue glaze selection for the very best in unique or custom, handmade pieces from our glazes shops.

Nov 17, 2009 · Blue Matt The poster-child for the difficulty in replacing barium carbonate in a glaze is SG-259, a silky matt barium copper blue. SG-259 is a fabulous glaze that is a completely different color when strontium carbonate (on the right) is used.

Dec 27, 2020 · This is a matte glaze at ^04. Used as a shop glaze at Alfred (2020). A running matte with a sugary surface at ^3.

May 21, 2024 · A few of you asked for the recipe for the blue barium matte glaze a couple of weeks ago. Side note, these pictures are not edited at all. Here are two that I love.