Origin
Southern and central Africa
Canada, USA, Southern and central Africa
Color
Blue, Violet, Brown, White, Greenish, pink
Green
Streak
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.26-3.413.25-3.50
1
7.18
👆🏻
Fracture
Fibrous, ConchoidalWalter Schumann
Uneven
Cleavage
Distinct on {100}, poor on {110}; parting on {001}
Distinct
Mohs Hardness
7-8.5-9999
2
10
👆🏻
Chemical Composition
AlAl6O3BSi3O18
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
Luster
Vitreous
-
Pleochroism
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent, Translucent to opaque
Transparent
Refractive Index
1.669-1.7231.700-1.725
1
3.25
👆🏻
Optic Character
-
Uniaxial/-
Crystal System
Orthorhombic
-
Birefringence
0.011-0.0370.002-0.012
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Patience
Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Patience
Healing