Origin
Southern and central Africa
Southern and central Africa
Color
Blue, Violet, Brown, White, Greenish, pink
Red, Yellow, Brownish, White, Reddish, Greenish, orange
Streak
White
Grey, Yellow, gray
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
-
Soluble
Durability
-
-
Specific Gravity
3.26-3.413.10-3.20
1
7.18
👆🏻
Fracture
Fibrous, ConchoidalWalter Schumann
Uneven, Conchoidal
Cleavage
Distinct on {100}, poor on {110}; parting on {001}
Poor to good on (001)
Mohs Hardness
7-8.56-6.5
2
10
👆🏻
Chemical Composition
AlAl6O3BSi3O18
(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Vitreous, Greasy
Pleochroism
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
X golden yellow to orange
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent, Translucent to opaque
Transparent, Translucent
Refractive Index
1.669-1.7231.589-1.670
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.011-0.0370.027-0.032
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Patience
Self-acceptance
Healing
Emotional healing
Emotional healing
Qualities Associated
Patience
Emotional Balance