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cone 6 ox. glaze test for midnight blue

updated mon 26 jun 00

 

Alisa and Claus Clausen on sun 25 jun 00


Receipe

Whitng 17
Ball Clay 8
Kaolin 22
Potash 44

ADD
Colbalt ox. 5% (or equiv. of colb. carb. and don't say 7.5%!)

This was an intersting glaze, producing a matted blue on the surface =
over an amost black ground.
The blue areas are the thickest areas and have a purplish tone. Not =
a glaze attractive for eating articles,
in my opinion,but otherwise a nice decorative glaze. Brought up a =
lighter blue with a transparent
over it. Very mat surface by itself.

Best regards,
Alisa in Denmark=20
=20