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Fibroferrite

#BAC62812
SOLD
Fibroferrite from Le Cetine mine, Rosia, Siena, Tuscany, Italy - BAC62812
Fibroferrite from Le Cetine mine, Rosia, Siena, Tuscany, Italy - BAC62812

Fibroferrite

#BAC62812
Availability
Sold
Size
6 x 2.8 x 2 cm - Sm Cabinet 
Formula
Fe3+SO4(OH)·5H2O (RRUFF)
Locality
Le Cetine mine, Rosia, Siena, Tuscany, Italy

Yellow fibrous crystals throughout mass.

Fibroferrite

Formula
Fe3+SO4(OH)·5H2O 
Crystal System
Trigonal 
Crystal Habit
Fibrous, Radial, Massive - Fibrous 
Cleavage
Perfect, None, None 
Luster
Silky 
Color
green gray, yellow green, white, light green, light yellow 
Streak
white 
Class
Trigonal - Rhombohedral 
Fracture
Uneven 
Hardness
2 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
Mineralpedia
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