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Sacrofanite

#10404
SOLD
Sacrofanite from Sacrofano, Roma, Lazio, Italy - 10404
Sacrofanite from Sacrofano, Roma, Lazio, Italy - 10404

Sacrofanite

#10404
Availability
Sold
Size
5 x 2.5 x 2 cm - Miniature 
Formula
(Na,Ca)9(Si,Al)12O24(OH,SO4,CO3,Cl)4·nH2O (RRUFF)
Locality
Sacrofano, Roma, Lazio, Italy

Glassy to white platy crystals Sacrofanite, a feldspathoid. Very rare worldwide.

Sacrofanite

Formula
(Na,Ca)9(Si,Al)12O24(OH,SO4,CO3,Cl)4·nH2O 
Crystal System
Hexagonal 
Crystal Habit
Hexagonal, Prismatic 
Cleavage
Perfect, Perfect, None 
Luster
Vitreous (Glassy) 
Color
colorless 
Streak
white 
Class
Hexagonal - Dihexagonal Dipyramidal 
Hardness
5.5-6 

Data courtesy of Webmineral.

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