Terra Cotta C/04 #48

Redart 18
Kentucky OM #4 24
Silica 29
Kona F-4 13
Custer feldspar 11
QIT Red Dust 5
Bentonite 2

Na2O 1.5% Al2O3 14.6% SiO2 73.3%
K2O 2.8% P2O5 0.0%
MgO 0.5% TiO2 0.5%
CaO 0.7% Fe2O3 6.0%
ZnO 0.1%

Volatiles: CO2 0.1%
Other 4.0%
Loss On Ignition: 3.9%

Note : Perfect plasticity.