Chemical Analysis 
Si0260.34%
Al20319.28%
Fe2033.98%
Na202.34%
Ti02.22%
Ca0.38%
Mg01.67%
K20.10%
Other.07%
Physical Analysis 
ColorLight Gray
LOI4.37%
MoistureLess than 10% guaranteed 6-8% typical
Density65 lbs/cu. ft.
Spec. Gravity2.55
Cation Exchange Capacity70-90 CEC meg (100 gr)
Swell cc/2 gr20 - 28 , 24 average
 E.P. Toxicity AnalysisEPA Standard ppmTypical Analysis ppm
Arsenic5.0< 0.1
Barium100.00.5
Cadmium1.0< 0.05
Chromium5.0< 0.1
Lead5.0< 0.1
Mercury0.2< 0.02
Selenium1.0< 0.05
Silver5.0< 0.1