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0 item @ $0.00  

Gonnardite

#PD50066

Gonnardite

#PD50066
Availability
Available
Price
$30.00
Size
8 x 3 x 4 cm - Sm Cabinet 
Formula
(Na,Ca)2(Si,Al)5O10·3H2O (RRUFF)
Locality
Schellkopf, Eifel Volcanic Fields, Germany

White ball shaped aggregates of Gonnardite to 2mm.

Gonnardite

Formula
(Na,Ca)2(Si,Al)5O10·3H2
Crystal System
Tetragonal 
Crystal Habit
Fibrous, Spherical 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
white 
Streak
white 
Class
Tetragonal - Scalenohedral 
Hardness
4-5 

Data courtesy of Webmineral.

Collection
Don Phillips Collection

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