Origin
Australia
Switzerland
Color
Red
Brown, Brownish, Yellow, Black, Reddish
Streak
White, Colorless
White, gray
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.13.7-3.8
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Subconchoidal, Conchoidal
Cleavage
Perfect {010} imperfect {100}
Distinct on {010}
Mohs Hardness
6-77-7.5
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Resinous
Pleochroism
Present
X = colorless; Y = pale yellow; Z = golden yellow
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
-
Refractive Index
1.6951.736-1.762
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.006-0.0180.009-0.015
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
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Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Protection
Healing
Emotional healing
Physical healing
Qualities Associated
Love
Protection