Effective Size: 1.78

Uniformity Coefficient: 1.27

Typical Chemical Analysis:

SiO2 - 97.45%
Al3O2 - 1.52%
Fe2O3 - 0.54%
CaO - 0.04
MgO - 0.04
Na2O - 0.02
K20 - 0.41
TiO2 - 0.03
MnO - 0.01
P2O5 - 0.02
Ba - 19 ppm
Sr - 27 ppm
Zr - 39 ppm
Y - 4 ppm
Sc - 1 ppm
Be - 1 ppm
V - 5 ppm
LOI - 0.28%
______________

Total - 100.34%