Oxides %
Mg O <0.01
Ca O 0.55
Si O2 75.04
Al2 O3 13.56
Fe2 O3 0.22
Na2 O 1.76
K2 O 8.56
Ti O 0.02
P2 O3 <0.0002
Mn O 0.01
Color white
Brightness 90%
MOH Hardness 1
Specific gravity 2.73 H/CC
Absorbed Moisture 0.46
PH 7.01
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