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Sylvanite

#DH34745
SOLD
Sylvanite from Lady Franklin mine, Magnolia dist., Boulder Co., Colorado, United States - DH34745
Sylvanite from Lady Franklin mine, Magnolia dist., Boulder Co., Colorado, United States - DH34745

Sylvanite

#DH34745
Availability
Sold
Size
4 x 3.5 x 1.5 cm - Miniature 
Formula
AgAuTe4 (RRUFF)
Locality
Lady Franklin mine, Magnolia dist., Boulder Co., Colorado, United States
Tagged
tellurium

Obscure locality. Specimen featured Sylvanite crystals to 5mm....not too shaby.

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.

Collection
Hess Collection
Mineralpedia
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