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Pentagonite

#56642
SOLD
Pentagonite from Wagholi, near Pune, Maharashtra, India - 56642
Pentagonite from Wagholi, near Pune, Maharashtra, India - 56642

Pentagonite

#56642
Availability
Sold
Size
5.5 x 4.5 x 5 cm - Sm Cabinet 
Formula
CaV4+OSi4O10·4H2O (RRUFF)
Locality
Wagholi, near Pune, Maharashtra, India
Tagged
vanadium

Electric blue sprays of Pentagonite with individual crystals to 2mm. There are three clusters to 6mm across in a geode-like matrix which is sawed flat, which makes it it nicely for display.

Pentagonite

Formula
CaV4+OSi4O10·4H2O 
Crystal System
Orthorhombic 
Crystal Habit
Prismatic, Twinning Common, Rosette 
Cleavage
Good, None, None 
Luster
Vitreous (Glassy) 
Color
greenish blue 
Streak
bluish white 
Class
Orthorhombic - Pyramidal 
Fracture
Brittle 
Hardness
3-4 

Data courtesy of Webmineral.

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