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0 item @ $0.00  

Orpiment

#36223

Orpiment

#36223
Availability
Sold
Size
6.5 x 6 x 4 cm - Sm Cabinet 
Formula
As2S3 (RRUFF)
Locality
Twin Creeks mine, Humboldt Co., Nevada, United States
Tagged
sulfide

A magnificent and lustrous group of large Orpiment crystals with the largest to 1.5cm. The specimen is virtually damage free with the exception of a few knicks which are expected from a soft mineral as this. This is one of the best Orpiment localities in the world.

Orpiment

Formula
As2S3 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Massive - Fibrous, Foliated 
Cleavage
Perfect, None, None 
Luster
Pearly 
Color
lemon yellow, brownish yellow, orange yellow 
Streak
pale yellow 
Class
Monoclinic - Prismatic 
Fracture
Sectile 
Hardness
1.5-2 

Data courtesy of Webmineral.

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