CHEMICAL ANALYSIS
Crystalline Silica
Not detectable
Amorphous Silica (SiO2)72.8%
Al2O314.6%
K2O5.8%
Na203.9%
Fe2O30.75%
CaO0.28%
CuO0.00005%
HgNot detectable
AsNot detectable
SOLUBLES
In boiling water for one hour
0.88%
In strong mineral acid for one hour1.91%
In strong Alkali (Sodium Hydroxide) for one hour18.6%
Acid soluble Fe2O3 for one hour (1% HCL)0.047%
Acid soluble CaO for one hour (1% HCL) 
PHYSICAL PROPERTIES
PARTICLE SIZE ANALYSIS (Based on 1000 - gram sample)
U.S. STANDARD
SIEVE

PERCENT LIMITS
BY WEIGHT

LOW     HIGH 

PERCENT LIMITS
BY VOLUME
1003.0            18 
20022.0          60 
32517.0          41 
- 325 (PAN)
6.0            24 
PHYSICAL CHRACTERISTICS
Bulk Density8.5 to 9.5 lbs./cu. ft.
Specific Gravity2.34
ColorOff White