I’ve finally started my glaze testing. I’ve decided to do colour tests on the same base glaze. I will then try a different base glaze and do more colour tests.

Initially the base glaze I’ve chosen is

I am starting with winter colours. First I wanted to use cobalt oxide but there wasn’t any in uni so I’ve used cobalt carbonate. Next week I’ll do a test with cobalt oxide. I also tested black iron oxide.

The colour percentages I did I did for both are 0.25% – 0.50% – 0.75% – 1% and – 1.25%

10 test tiles of each were done with half being fired in oxidation the second in reduction. Both at stoneware. Just need to see how they turn out now.