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0 item @ $0.00  

Sylvanite

#53602

Sylvanite

#53602
Availability
Sold
Size
6.5 x 4 x 3 cm - Sm Cabinet 
Formula
AgAuTe4 (RRUFF)
Locality
Cripple Creek dist., Teller Co., Colorado, United States
Tagged
tellurium , silver , gold

Very rich specimen with bladed and slightly striated Sylvanite crystals to 5mm long filling crevices in drusy Quartz matrix. Minor amounts of Pyrite and unidetified silvery mineral.

Sylvanite

Formula
AgAuTe4 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Skeletal, Platy 
Cleavage
Perfect, None, None 
Luster
Metallic 
Color
yellowish silver white, white 
Streak
steel gray 
Class
Monoclinic - Prismatic 
Fracture
Uneven 
Hardness
1.5-2 

Data courtesy of Webmineral.

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