Digitalfire Ceramic Materials Database

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A3 Stoneware Clay

Pr#3 A3, Buff Firing Stoneware Clay

Chemistry %

CaO	0.23
MgO	0.65
K2O	2.01
Na2O	0.06
P2O5	0.02
TiO2	0.64
Al2O3	19.28
SiO2	65.97
Fe2O3	1.52
MnO	0.01

Volatiles %

LOI

8.37

A high temperature plastic clean buff stoneware mined at Ravenscrag, Sask.
Analysis updated July 97.

357 Ba ppm
33 Sr pmm
24 Y ppm
14 Sc ppm
261 Zr ppm
2 Be ppm
82 V ppm

Out Bound Links

(Materials - Related) B Clay - Buff Firing Stoneware Clay
3B, PR#3 B
(Typecodes) 1: CLO - Clay Other

Pictures
Ravenscrag Saskatchewan clays fired at cone 10R (top) and at cone 10R with glaze (bottom): A1, A2, A3, 3B, 3C, 3D. The bottom row has also shows solubles salts (SOLU test).

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?>
<material name="A3 Stoneware Clay" descrip="Pr#3 A3, Buff Firing Stoneware Clay" searchkey="" loi="8.37" casnumber="70694-09-6">
<oxides>
<oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.230" tolerance=""/>
<oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.650" tolerance=""/>
<oxide symbol="K2O" name="Potassium Oxide" status="" percent="2.010" tolerance=""/>
<oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="0.060" tolerance=""/>
<oxide symbol="P2O5" name="Phosphorus Pentoxide" status="" percent="0.020" tolerance=""/>
<oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="0.640" tolerance=""/>
<oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="19.280" tolerance=""/>
<oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="65.970" tolerance=""/>
<oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="1.520" tolerance=""/>
<oxide symbol="MnO" name="Manganous Oxide" status="" percent="0.010" tolerance=""/>
</oxides>
<volatiles>
<volatile symbol="LOI" name="Loss on Ignition" percent="8.370" tolerance=""/>
</volatiles>
</material>