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1 item @ $25.00   30:00
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Bementite

#25328
SOLD
Bementite from Gambatesa mine, Reppia, Graveglia Valley, Genova prov., Liguria, Italy - 25328
Bementite from Gambatesa mine, Reppia, Graveglia Valley, Genova prov., Liguria, Italy - 25328

Bementite

#25328
Availability
Sold
Size
2 x 1 x 1 cm - Thumbnail 
Formula
Mn7Si6O15(OH)8 (RRUFF)
Locality
Gambatesa mine, Reppia, Graveglia Valley, Genova prov., Liguria, Italy

Brown micro crystals on pink Rhodonite.

Bementite

Formula
Mn7Si6O15(OH)8 
Crystal System
Monoclinic 
Crystal Habit
Massive, Radial 
Cleavage
Perfect, Good, Good 
Luster
Vitreous (Glassy) 
Color
brown, gray, yellow, yellow brown, pink 
Streak
yellow white 
Class
Monoclinic - Prismatic 
Hardness
6 

Data courtesy of Webmineral.

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