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0 item @ $0.00  

Magnetite

#56029

Magnetite

#56029
Availability
Sold
Size
3 x 2 x 1.5 cm - Thumbnail 
Formula
Fe2+Fe3+2O4 (RRUFF)
Locality
Balmat, St. Lawrence Co., New York, United States

A group of shiny black cubic Magnetite crystals from 1 to 15mm.

Magnetite

Formula
Fe2+Fe3+2O4 
Crystal System
Isometric 
Crystal Habit
Massive, Massive - Granular, Crystalline - Fine 
Cleavage
None, None, None 
Luster
Metallic 
Color
grayish black, iron black 
Streak
black 
Class
Isometric - Hexoctahedral 
Fracture
Sub Conchoidal 
Hardness
5.5-6 

Data courtesy of Webmineral.

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