General Information:
Chemical Formula:
BaAl3AsO3(OH)(AsO4,PO4)(OH,F)6
Composition:
(Molecular Weight = 589.17 gm)
Barium 23.31 % Ba
Aluminum 13.74 % Al
Arsenic 22.25 % As
Phosphorus 1.31 % P
Hydrogen 1.11 % H
Oxygen 36.66 % O
Fluorine 1.61 % F
Empirical Formula:
BaAl3(AsO3)(OH)(AsO4)0.75(PO4)0.25(OH)5.5F0.5
IMA Status:
Approved IMA 1992 (Dana # Added)
Physical Properties:
Cleavage:
None
Color:
white, yellow, bluish, or colorless.
Density:
3.65
Diaphaniety:
Transparent
Hardness:
4 - Fluorite
Luster:
Vitreous (Glassy)
Streak:
white
More details...