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1 item @ $25.00   30:00

Gibbsite

#BAC61417

Gibbsite

#BAC61417
Availability
Sold
Size
4 x 4.5 x 2.5 cm - Miniature 
Formula
Al(OH)3 (RRUFF)
Locality
Laurium, Attika, Greece

Light blue globular Gibbsite zoning to darker, sky blue outer zone.

Gibbsite

Formula
Al(OH)3 
Crystal System
Monoclinic 
Crystal Habit
Spherical, Stalactitic, Earthy 
Cleavage
Perfect, None, None 
Luster
Vitreous - Pearly 
Color
bluish, green, green white, gray, gray white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Tough 
Hardness
2.5-3 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
Mineralpedia
View Gibbsite
On Dakota Matrix
Previously Sold Gibbsite
On Dakota Matrix
Other Available Gibbsite
WebMineral
View Gibbsite
Mindat
View Gibbsite

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