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0 item @ $0.00  

Langbanite

#63831

Langbanite

#63831
Availability
Sold
Size
5 x 2 x 1.5 cm - Miniature 
Formula
Mn2+4Mn3+9Sb5+O16(SiO4)2 (RRUFF)
Locality
Långban, Filipstad, Värmland, Sweden

Shiny black masses in matrix. Comes with an old Ward's label.

Type Locality

Langbanite

Formula
Mn2+4Mn3+9Sb5+O16(SiO4)2 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Crystalline - Coarse 
Cleavage
Good, None, None 
Luster
Metallic 
Color
iron black 
Streak
grayish black 
Class
Monoclinic - Prismatic 
Hardness
6.5 

Data courtesy of Webmineral.

Special Info
Type Locality

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