1 Astrology
1.1 Origin
China, South Africa
Southern and central Africa, violet, blue, violet, blue
1.2 Color
Yellow, Brown
Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink
1.3 Streak
1.4 For which Rashi?
Leo, Capricorn, Leo, Capricorn, Leo, Capricorn
Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Money, Protection
Healing
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.58-2.643.26-3.41
1
7.18
2.5 Fracture
Gems, Sixth Edition (2006)
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
2.6 Cleavage
Indiscernible
Distinct on {100}, poor on {110}; parting on {001}
2.7 Mohs Hardness
2.8 Chemical Composition
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
3.3 Dispersion
3.4 Transparency
Opaque
Translucent, Translucent to opaque
3.5 Refractive Index
1.534-1.5401.669-1.723
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.011-0.037
0
0.296
3.9 Clarity
Gemstones of the world (2001) More from other references
Translucent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available