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0 item @ $0.00  

Pentagonite

#36736

Pentagonite

#36736
Availability
Sold
Size
3 x 3 x 2 cm - Thumbnail 
Formula
CaV4+OSi4O10·4H2O (RRUFF)
Locality
Wagholi, near Pune, Maharashtra, India

Large vibrant blue Pentagonite crystal cluster to 2cm across on top of matrix. Minor bruising.

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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