Quebec ash clay C/04 #5a

Redart 44.44
Kentucky OM #4 20.29
Bentonite 2.42
Custer feldspar 16.43
Ash Berhens 7.73
Talc 5.8
QIT Red Dust 2.9
Grog 10

Na2O 0.9% Al2O3 20.8% SiO2 59.4%
K2O 3.9% P2O5 0.7%
MgO 2.7% TiO2 0.9%
CaO 4.3% Fe2O3 6.3%
MnO 0.0%
ZnO 0.1%

Volatiles: CO2 0.1%
Other 4.8%
Loss On Ignition: 4.6%

Note : Too plastic.
Too much bentonite.