Terra Cotta C/04 #26

Bell Dark ball clay 23
Kentucky OM #4 23
Talc 17
Silica 15
Custer feldspar 17
QIT Red Dust 5

Na2O 0.7% Al2O3 16.6% SiO2 66.9%
K2O 2.2% TiO2 0.7%
MgO 5.6% Fe2O3 5.1%
CaO 2.0%
MnO 0.0%
ZnO 0.1%

Volatiles: CO2 0.1%
Other 6.6%
Loss On Ignition: 6.3%

Note : Very plastic, 11.5/12