General Information:
Chemical Formula:
(Ba,K,Na)3Ti2Si4O14
Composition:
(Molecular Weight = 624.94 gm)
Potassium 3.75 % K
Barium 26.37 % Ba
Sodium 0.74 % Na
Titanium 15.32 % Ti
Silicon 17.98 % Si
Oxygen 35.84 % O
Empirical Formula:
Ba1.2K0.6Na0.2Ti2Si4O14
IMA Status:
Approved IMA 1959
Physical Properties:
Cleavage:
[100] Good
Color:
brown pink, yellow brown, or dark brown.
Density:
3.432
Diaphaniety:
Translucent to Opaque
Hardness:
5.9
Luster:
Vitreous - Greasy
Streak:
pink white
More details...