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Brookite
Astrophyllite
Astrophyllite and Brookite Optical Properties
Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
Optical Properties
Luster
Adamantine
Greasy, Pearly
Pleochroism
Very weak
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Dispersion
0.20
7
0.12
15
Transparency
-
Translucent
Refractive Index
2.583-2.741
1.678-1.758
Optic Character
-
-
Crystal System
Orthorhombic
Triclinic
Birefringence
0.117
0.050
Clarity
-
Translucent
Benefits >>
<< Physical Properties
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