General Information:
Chemical Formula:
Na6Fe++2(SO4)(CO3)4
Composition:
(Molecular Weight = 585.73 gm)
Sodium 23.55 % Na
Iron 19.07 % Fe
Carbon 8.20 % C
Sulfur 5.47 % S
Oxygen 43.70 % O
Empirical Formula:
Na6Fe2+2(SO4)(CO3)4
IMA Status:
Approved IMA 1979
Physical Properties:
Cleavage:
None
Color:
colorless or light yellow.
Density:
2.79
Diaphaniety:
Transparent
Hardness:
4 - Fluorite
Luster:
Vitreous (Glassy)
Streak:
white
More details...