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Vermiculite

OxideAnalysisFormula
CaO10.99%0.262
Li2O0.06%0.003
MgO22.20%0.736
Al2O37.96%0.104
SiO249.00%1.089
LOI9.80
Oxide Weight120.48
Formula Weight133.57
If this formula is not unified correctly please contact us.

Clay-making mineral of the ideal form (Mg, Ca)x(Si8-x Alx(Mg, Fe)6O20, 8H2O of varying typical analyses.
Hardness 1.6 Density 2.3-2.7 Water insoluble
Used principally in refractory materials for purposes of insulation.



By Tony Hansen

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?> <material name="Vermiculite" descrip="" searchkey="" loi="0.00" casnumber=""> <oxides> <oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="10.990" tolerance=""/> <oxide symbol="Li2O" name="Lithium Oxide, Lithia" status="" percent="0.060" tolerance=""/> <oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="22.200" tolerance=""/> <oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="7.960" tolerance=""/> <oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="49.000" tolerance=""/> </oxides> <volatiles> <volatile symbol="LOI" name="Loss on Ignition" percent="9.800" tolerance=""/> </volatiles> </material>


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