Hi there,
I'm new on this forum and quite new to ceramics and glazes in general so please excuse my lack of knowledge...
I've been making ash glazes using this Katherine Pleydell-Bouverie nuka glaze recipe;
Mixed woodash 33.0
Feldspar 33.0
Kaolin 16.5
Ball Clay 16.5
On a recent trip to China I aquired some rice straw ash and I was really excited to turn this into a glaze. From what I read rice straw ash should be very high in silica too like other (mixed) wood ashes so I used the same recipe. The results came out rather different then expected or other wood ash based