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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
quartz
7.0
none
conchoidal
Transparent
none
2.65
glassy
clear
white
prismatic
silicates
Clear hexagonal crystals with pointed termination(s). Quartz can be transparent to opaque, colorless to black and almost every color in between. No cleavage and conchoidal fracture is common in all varieties.

 
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