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0 item @ $0.00  

Natrolite with Calcite

#55479

Natrolite with Calcite

#55479
Availability
Sold
Size
7 x 7 x 2 cm - Sm Cabinet 
Formula
Na2(Si3Al2)O10·2H2O (RRUFF)
Locality
Dean quarry, Lizard Peninsula, Cornwall, England

Colorless to white, long, prismatic crystals of Natrolite to 1.3cm on Calcite.

Natrolite

Formula
Na2(Si3Al2)O10·2H2
Crystal System
Orthorhombic 
Crystal Habit
Acicular, Prismatic, Nodular 
Cleavage
Perfect, Imperfect, None 
Luster
Vitreous - Silky 
Color
white, colorless, red, yellowish white, reddish white 
Streak
white 
Class
Orthorhombic - Pyramidal 
Fracture
Brittle 
Hardness
5.5-6 

Data courtesy of Webmineral.

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