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Gonyerite

#PD38723
SOLD
Gonyerite from Långban, Filipstad, Värmland, Sweden - PD38723
Gonyerite from Långban, Filipstad, Värmland, Sweden - PD38723

Gonyerite

#PD38723
Availability
Sold
Size
2.5 x 1.5 x 1.5 cm - Thumbnail 
Formula
Mn2+5Fe3+(Si3Fe3+)O10(OH)8 (RRUFF)
Locality
Långban, Filipstad, Värmland, Sweden

Deep red radial plates to 3mm across.

Type Locality

Gonyerite

Formula
Mn2+5Fe3+(Si3Fe3+)O10(OH)8 
Crystal System
Orthorhombic 
Crystal Habit
Radial, Platy 
Cleavage
Perfect, None, None 
Luster
Pearly 
Color
dark brown, brownish black, bright green 
Streak
chocolate brown 
Class
Orthorhombic 
Fracture
Flexible 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
Phillips Collection
Special Info
Type Locality
Mineralpedia
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