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1 item @ $40.00  

Durangite

#63329

Durangite

#63329
Availability
Available
Price
$125.00
Size
2 x 1.7 x 0.4 cm - Thumbnail 
Formula
NaAlAsO4F (RRUFF)
Locality
Thomas Range, Juab Co., Utah, United States
Tagged
arsenate

Crude red crystals across face. Durangite is rare worldwide and found only in six or seven localities.

Durangite

Formula
NaAlAsO4
Crystal System
Monoclinic 
Cleavage
Indistinct, Distinct, None 
Luster
Vitreous (Glassy) 
Color
light yellow, dark green, orange red, red 
Streak
yellow 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Uneven 
Hardness
5.5 

Data courtesy of Webmineral.

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