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1 item @ $25.00   30:00

Alunite

#BW58798

Alunite

#BW58798
Availability
Sold
Size
6 x 4.5 x 3 cm - Sm Cabinet 
Formula
KAl3(SO4)2(OH)6 (RRUFF)
Locality
Marysvale, Piute Co., Utah, United States

Tightly packed and coarse pink crystals of the potassium ore, Alunite.

Alunite

Formula
KAl3(SO4)2(OH)6 
Crystal System
Trigonal 
Crystal Habit
Massive - Granular, Earthy, Fibrous 
Cleavage
Good, None, None 
Luster
Vitreous - Pearly 
Color
white, gray, yellowish gray, reddish gray, yellowish white 
Streak
white 
Class
Trigonal 
Fracture
Uneven 
Hardness
3.5-4 

Data courtesy of Webmineral.

Collection
Bill Wilson Collection
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