免運費額:港島/新界 $1500 沙田及荃葵青 $1200 九龍 $1000 心陶自提點 $600
a compound of iron and chromium, often used as a colourant in ceramics and other materials.
It can produce greys, browns, reds, and even blacks depending on the specific glaze recipe and percentage used.
It's a brownish powder that can be added to slips, glazes, and underglazes to achieve desired colors.