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Ferberite

#62261
SOLD
Ferberite from near Boulder, Boulder Co., Colorado, United States - 62261
Ferberite from near Boulder, Boulder Co., Colorado, United States - 62261

Ferberite

#62261
Availability
Sold
Size
7 x 5.5 x 3.5 cm - Sm Cabinet 
Formula
Fe2+WO4 (RRUFF)
Locality
near Boulder, Boulder Co., Colorado, United States
Tagged
ore mineral

Heavy specimen of granular Ferberite with one side carpeted by micro, less than 1mm, Ferberite crystals.

Ferberite

Formula
Fe2+WO4 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Lamellar, Massive - Granular 
Cleavage
Perfect, Parting, Parting 
Luster
Sub Metallic 
Color
black 
Streak
brownish black 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Uneven 
Hardness
4.5 

Data courtesy of Webmineral.

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