1 Astrology
1.1 Origin
Austria, Spain, Russia, Canada, Australia
Brazil, Kenya, Madagascar, Southern and central Africa
1.2 Color
Colorless, Brownish, Yellow, Green, gray, White
Brown, Black
1.3 Streak
1.4 For which Rashi?
Not Available
Capricorn, 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
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
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Conchoidal, Brittle
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
{001} perfect; {111} imperfect, may exhibit parting on , {011}
{0110} Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
SiO2
3 Optical Properties
3.1 Luster
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
1.735-1.7381.544-1.553
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.009
0
0.296
3.9 Clarity
TransparentWalter Schumann
Opaque
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
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