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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
perthite (feldspar group)
6.0
poor
conchoidal
opaque
none
2.55
glassy
white
white
tabular
silicates
Primaraly the color of the host microcline crystal with lighter lamellae of albite or oligoclase inclusions.

 
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