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0 item @ $0.00  

Voltaite

#AH53464

Voltaite

#AH53464
Availability
Sold
Size
5 x 1.5 x 1.5 cm - Miniature 
Formula
K2Fe2+5Fe3+3Al(SO4)12·18H2O (RRUFF)
Locality
Vulcano Island, Sicily, Italy

Vial filled with volcanic mineral grains of Voltaite.

Antique Specimen

Voltaite

Formula
K2Fe2+5Fe3+3Al(SO4)12·18H2
Crystal System
Isometric 
Crystal Habit
Massive - Granular, Crystalline - Fine 
Cleavage
None, None, None 
Luster
Silky 
Color
greenish black, dark green, olive green, black 
Streak
grayish green 
Class
Isometric - Hexoctahedral 
Fracture
Uneven 
Hardness
3-3.5 

Data courtesy of Webmineral.

Collection
Arnold G Hampson Collection
Special Info
Antique Specimen
Mineralpedia
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Previously Sold Voltaite
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