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0 item @ $0.00  

Millerite on Siderite

#50373

Millerite on Siderite

#50373
Availability
Available
Price
$210.00
Size
8 x 5.5 x 4 cm - Sm Cabinet 
Formula
NiS (RRUFF)
Locality
Mitterberg mine, St Johann im Pongau, Salzburg, Austria
Tagged
nickel

Fine golden or brassy needles of Millerite to 6mm on brown Siderite. The Millerite is not particularly rich, but there are some nice sprays as seen in the photos. Also in the matrix is Pyrite and Quartz. It has an older handwritten label (prov tab).

Millerite

Formula
NiS 
Crystal System
Trigonal 
Crystal Habit
Acicular, Massive 
Cleavage
Perfect, Perfect, None 
Luster
Metallic 
Color
bronze, greenish gray, gray, brass yellow 
Streak
greenish black 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Uneven 
Hardness
3-3.5 

Data courtesy of Webmineral.

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