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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
tridymite
7.0
parallel
Uneven
Transparent
none
2.00
glassy
white
white
tabular
silicates
A polymorph of quartz formed by sublimation in cavities of felsic volcanic rock.

 
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