Slip color

You can buy colored stains to add to it, or add raw material colorants such as red iron oxide (brown or green), copper carbonate (green), cobalt carbonate (blue). To get a strong color it can take up to 15 % of the colorant, but you'll have to experiment to find the correct amount. There are some slip colorant suggestions on my writing page, the article on feathering, I think. Brad Sondahl-- For original art, music, pottery, and literature, visit my homepage