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2 items @ $85.00  

Mckinstryite

#KR61987

Mckinstryite

#KR61987
Availability
Available
Price
$50.00
Size
2 x 1.5 x 1 cm - Thumbnail 
Formula
Ag5Cu3S4 (RRUFF)
Locality
Mogollon dist., Catron Co., New Mexico, United States
Tagged
sulfide , copper , silver

Dull black, anhedral masses.

Mckinstryite

Formula
Ag5Cu3S4 
Crystal System
Orthorhombic 
Crystal Habit
Microscopic Crystals, Granular, Aggregates 
Cleavage
Indistinct, None, None 
Luster
Metallic 
Color
dark gray, black, steel gray 
Streak
dark gray 
Class
Orthorhombic - Dipyramidal 
Fracture
Sub Conchoidal 
Hardness
1.5-2.5 

Data courtesy of Webmineral.

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