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   Dresserite
(BaAl2(CO3)2(OH)4·H2O)
D02377A.02
  
Image: D2377A_2.jpg

 
Crystal system orthorhombic.
Habit spheres of radiating fibers or blade-like crystals; observed terminations are usually pinacoid.
Cleavage undetermined.
Fracture undetermined.
Hardness 2.5 - 3
Specific Gravity 2.96
Color colorless to white.
Luster transparent with a vitreous to silky luster.
Streak white.
Distinguishing features the spherical, fibrous habit and color are characteristic.
Uses of interest to scientists and collectors.







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