search  current discussion  categories  glazes - cone 4-7 

glaze test for blue green, cone 6, oxidation.

updated tue 28 nov 00

 

Alisa and Claus Clausen on mon 27 nov 00


Source: Lubbock, Texas, USA
=20
42 Soda Feldspar
24 Colemanite
14 Ball clay
7 Silica
7 Ultrox
5 Dolomite
=20
ADD
5 Cobalt oxide
1.0 Chrome oxide
=20
Substitutions
Local spar for Sodaspar
Zircopax for Ultrox
=20
Resulted in dark blue to almost black, gloss. =20
=20
=20
Personal:
BUT, I do not know what this glaze ate for breakfast, but it spit all =
over like crazy. It jumped over to a pot next to the test and left a =
huge halo of blue on the
shelf and on the adjacent wall.
=20

Best regards,
Alisa in Denmark