Jarlite

General Information:
 Chemical Formula:
Na2(Sr,Na,[ ])14(Mg,[ ])2Al12F64(OH,H2O)4
Physical Properties:
 Color:
colorless, gray white, or white.
 Density:
3.87
 Diaphaniety:
Transparent to Translucent
 Hardness:
4-4.5 - Between Fluorite and Apatite
 Luster:
Vitreous (Glassy)
 Streak:
white
More details...