Origin
Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA
Southern and central Africa
Color
Red, Reddish, orange, Brown
Blue, Violet, Brown, White, Greenish, pink
Streak
White
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
4.12-4.183.26-3.41
1
7.18
👆🏻
Fracture
Conchoidal
Fibrous, ConchoidalWalter Schumann
Cleavage
{???} Distinct
Distinct on {100}, poor on {110}; parting on {001}
Mohs Hardness
7-7.57-8.5
2
10
👆🏻
Chemical Composition
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
AlAl6O3BSi3O18
Luster
Vitreous
Vitreous
Pleochroism
-
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
Translucent, Translucent to opaque
Refractive Index
1.789-1.8201.669-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Orthorhombic
Birefringence
0.0270.011-0.037
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Patience
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Patience