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MINERAL IDENTIFICATION PROJECT


Search found 1 mineral.


Mineral
Hard- ness
Cleavage
Fracture
Trans- parency
10% HCl Reaction
SG
Luster
Color
Streak
Xtal Form
Mineral Class
Comments
glaucophane
6.0
parallel
Uneven
opaque
none
3.08
glassy
grey
grey
acicular
silicates
Color blue-grey to black. Usually fibrous aggregates.

 
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