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1 item @ $125.00  

Pentagonite

#56640

Pentagonite

#56640
Availability
Available
Price
$85.00
Size
5 x 4 x 2.5 cm - Miniature 
Formula
CaV4+OSi4O10·4H2O (RRUFF)
Locality
Wagholi, near Pune, Maharashtra, India
Tagged
vanadium

Electric blue radiang crystals in two clusters to 1.5cm.

Pentagonite

Formula
CaV4+OSi4O10·4H2
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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