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Yellow Banks #401

Oxide Analysis Formula
CaO 0.38% 0.02
K2O 0.01% 0.00
MgO 0.97% 0.08
Na2O 0.03% 0.00
TiO2 0.82% 0.03
Al2O3 30.91% 1.00
SiO2 54.61% 3.00
Fe2O3 1.46% 0.03
LOI10.66%
Oxide Weight 294.32
Formula Weight 329.44

Notes

Georgie's Pottery Supply in Portland quotes this chemistry:

57.0 SiO2
27.6 Al2O3
1.5 Fe2O3
0.3 Fe3o4
1.3 TiO2
0.7 MgO
2.6 K2O
0.5 Na2O
LOI 8.5

Moisture 2.5
Pyrometric cone equivalent 31

Related Information

Links

Typecodes Clay Other
Clays that are not kaolins, ball clays or bentonites. For example, stoneware clays are mixtures of all of the above plus quartz, feldspar, mica and other minerals. There are also many clays that have high plasticity like bentonite but are much different mineralogically.

By Tony Hansen


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