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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
lazurite
5.0
poor
Uneven
opaque
none
2.38
glassy
blue
blue
microcrystalline
silicates
Dark blue masses with white calcite and pyrite (lapus lazuli). Light blue streak. The blue mineral in the precious stone Lapis Lazuli.

 
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