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Dumortierite

#47082
SOLD
Dumortierite from Canta dist., Canta prov., Lima dept., Peru - 47082
Dumortierite from Canta dist., Canta prov., Lima dept., Peru - 47082

Dumortierite

#47082
Availability
Sold
Size
2.5 x 2 x 1.5 cm - Thumbnail 
Formula
(Al,□)Al6BSi3O16(O,OH)2 (RRUFF)
Locality
Canta dist., Canta prov., Lima dept., Peru

Blue mass. Dumortierite is usually pink or red.

Dumortierite

Formula
(Al,[ ])Al6BSi3O16(O,OH)2 
Crystal System
Orthorhombic 
Crystal Habit
Columnar, Fibrous, Prismatic 
Cleavage
Good, Indistinct, None 
Luster
Vitreous (Glassy) 
Color
blue, brown, violet, greenish blue, pink 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Fibrous 
Hardness
8.5 

Data courtesy of Webmineral.

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