1 Astrology
1.1 Origin
1.2 Color
Yellow, Green, Blue
Reddish, Brown, Red, pink, pink
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Earth, Air, Water
Not Available
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
Not Available
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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
Partly soluble in HCl.
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.75-2.803.32-3.43
1
7.18
2.5 Fracture
Uneven, Granular
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
no true cleavage
{100} perfect; {110} and {1 1 0} good; {010} poor
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent
3.5 Refractive Index
1.520-1.6701.662-1.707
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.135-0.1450.013-0.015
0
0.296
3.9 Clarity
Not Available
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
Not Available
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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