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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
pyrolusite
6.0
poor
Uneven
opaque
slow
4.70
submetallic
grey
blue
faceted
oxides
Blue-black streak. Soluable in HCl giving off chlorine.

 
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