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Pyrostilpnite with Pyrargyrite

#PD38720

Pyrostilpnite with Pyrargyrite

#PD38720
Availability
Sold
Size
7.5 x 6.5 x 3.5 cm - Sm Cabinet 
Formula
Ag3SbS3 (RRUFF)
Locality
St. Andreasberg dist., Harz, Lower Saxony, Germany
Tagged
sulfide

It's kind of an ugly specimen but quite likley an important specimen with a fair number of bladed groups of cherry red Pyrostilpnite. There is also a few Pyrargyrite crystals.

Pyrostilpnite

Formula
Ag3SbS3 
Crystal System
Monoclinic 
Crystal Habit
Acicular, Crystalline - Fine 
Cleavage
Perfect, None, None 
Luster
Adamantine 
Color
hyacinth red, orange red 
Streak
orange yellow 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness

Data courtesy of Webmineral.

Collection
Phillips Collection

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