Origin
USA
Southern and central Africa
Color
Yellow, Red, Green, Colorless, orange
Blue, Violet, Brown, White, Greenish, pink
Streak
Yellow, yellowish orange
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
5.50-5.903.26-3.41
1
7.18
👆🏻
Fracture
Conchoidal
Fibrous, ConchoidalWalter Schumann
Cleavage
On {10 1 0}, perfect; parting on {000 1 }
Distinct on {100}, poor on {110}; parting on {001}
Mohs Hardness
47-8.5
2
10
👆🏻
Chemical Composition
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
AlAl6O3BSi3O18
Luster
Subadamantine, Resinous
Vitreous
Pleochroism
Very weak
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
Dispersion
0.160.01
0.005
1
👆🏻
Transparency
TransparentRobert C. Kammerling
Translucent, Translucent to opaque
Refractive Index
2.013-2.0291.669-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Orthorhombic
Birefringence
0.0160.011-0.037
0
0.296
👆🏻
Clarity
TransparentRobert C. Kammerling
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Passion
Patience
Healing
-
Emotional healing
Qualities Associated
-
Patience