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0 item @ $0.00  

Creedite

#59396

Creedite

#59396
Availability
Sold
Size
6.5 x 4 x 3.5 cm - Sm Cabinet 
Formula
Ca3Al2(SO4)(OH)2F8·2H2O (RRUFF)
Locality
Liberty (Hall) mine, Nye Co., Nevada, United States

Light purple Creedite crystals from 3 to 5mm. A good specimen many well-formed  sharply terminated crystals. There is one area near the middle of the specimen where the Creedite crystals radiate from a center and is 1cm wide. This locality is one of the best worldwide and were prized when first unearthed. Very good piece!

Creedite

Formula
Ca3Al2(SO4)(OH)2F8·2H2
Crystal System
Monoclinic 
Crystal Habit
Granular, Radial, Prismatic 
Cleavage
Perfect, None, None 
Luster
Vitreous - Greasy 
Color
colorless, violet, white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
3.5 

Data courtesy of Webmineral.

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