Terra Cotta C/04 #30

Bell Dark ball clay 29
Kentucky OM #4 29
Talc 14
Frit 3134 10
Nepheline syenite 5
GoldArt 9
QIT Red Dust 4
Grog 10

Na2O 1.8% Al2O3 24.3% SiO2 57.0%
K2O 0.8% B2O3 2.3% TiO2 1.2%
MgO 4.4% Fe2O3 4.5%
CaO 3.5%
MnO 0.0%
ZnO 0.1%

Volatiles: CO2 0.1%
Other 8.1%
Loss On Ignition: 7.6%

Note : Plastic enough.