Pine Lake Fireclay

Plastic Pennsylvania Fire Clay

Chemistry

CaO0.300
K2O0.500
MgO0.100
Na2O0.300
TiO21.900
Al2O327.300
SiO258.600
Fe2O31.500

Volatiles

LOI9.500

Links to Other Materials

Miscellaneous

Notes

This once popular (but variable) fire clay has not been available for many years. It occurs in many clay body recipes and common substitutes are Hawthorn Bond (likely the best) and AP green fire clay.

Very different chemical analyses have been presented for this material.
For example, another lists SiO2 as 70.8 and Al2O3 and 25.4 with no LOI?


Data

Authors

XML

<?xml version="1.0" encoding="UTF-8"?>
<material name="Pine Lake Fireclay" descrip="Plastic Pennsylvania Fire Clay" generic="0" rawmineral="0" searchkey="" loi="9.50">
<families>
<family name="Fireclay"/>
</families>
<regions>
<region name="North America"/>
</regions>
<oxides>
<oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.300" tolerance=""/>
<oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.100" tolerance=""/>
<oxide symbol="K2O" name="Potassium Oxide" status="" percent="0.500" tolerance=""/>
<oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="0.300" tolerance=""/>
<oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="1.900" tolerance=""/>
<oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="U" percent="27.300" tolerance=""/>
<oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="58.600" tolerance=""/>
<oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="1.500" tolerance=""/>
</oxides>
<volatiles>
<volatile symbol="" name="" percent="9.500" tolerance=""/>
</volatiles>
<references>
<reference name="seealso" reason=""/>
<reference name="seealso" reason=""/>
<reference name="seealso" reason=""/>
</references>
<notes>
<note>This once popular (but variable) fire clay has not been available for many years. It occurs in many clay body recipes and common substitutes are Hawthorn Bond (likely the best) and AP green fire clay.

Very different chemical analyses have been presented for this material.
For example, another lists SiO2 as 70.8 and Al2O3 and 25.4 with no LOI?</note>
</notes>
<testdata>
<testitem testname="3" value="29-30"/>
<testitem testname="3" value="on 28 mesh: 1%
35 mesh: 6.5%
48 mesh: 9.0%
65 mesh: 8%
100 mesh: 12.5%
150 mesh: 12.0%
200 me"/>
</testdata>
</material>



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