Terra Cotta C/04 #12

Redart 50
Kentucky OM #4 25
Talc 15
Silica 5
Custer feldspar 5
Grog 10

Na2O 0.5% Al2O3 20.0% SiO2 64.6%
K2O 2.9% P2O5 0.1%
MgO 5.2% TiO2 1.0%
CaO 1.4% Fe2O3 4.2%
MnO 0.0%

Volatiles: Other 6.1%
Loss On Ignition: 5.8%

Note : Plastic enough