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Typical Elemental Analysis*

Silica	33.8
Aluminum	7.2
Potassium	3.5
Sodium	3.4
Iron	0.6
Calcium	0.6
Magnesium	0.2
Trace	0.2
Oxygen (by difference)	47.5
Net Total	97.0
Bound Water	3.0
TOTAL	100.0

  
*All analyses are shown in elemental form even though actual forms present are mixed glassy silicates. Free silica may be present in small amounts, characteristic of the particular ore body.