Origin
Switzerland
Southern and central Africa
Color
Brown, Brownish, Yellow, Black, Reddish
Blue, Violet, Brown, White, Greenish, pink
Streak
White, gray
White
For which Rashi?
-
Leo, Sagittarius
Planet
-
Saturn
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Isis
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.7-3.83.26-3.41
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Fibrous, ConchoidalWalter Schumann
Cleavage
Distinct on {010}
Distinct on {100}, poor on {110}; parting on {001}
Mohs Hardness
7-7.57-8.5
2
10
👆🏻
Chemical Composition
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
AlAl6O3BSi3O18
Luster
Resinous
Vitreous
Pleochroism
X = colorless; Y = pale yellow; Z = golden yellow
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Translucent, Translucent to opaque
Refractive Index
1.736-1.7621.669-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.009-0.0150.011-0.037
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Patience
Healing
Physical healing
Emotional healing
Qualities Associated
Protection
Patience