1 Astrology
1.1 Origin
USA
Southern and central Africa
1.2 Color
Not Available
Brown, Black
1.3 Streak
Not Available
Not Available
1.4 For which Rashi?
Not Available
Cancer, Leo, Cancer, Leo, Cancer, Leo
1.5 Planet
Not Available
Mars, Saturn
1.6 Element of Planets
Not Available
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
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
3.32-3.47Not Available
1
7.18
2.5 Fracture
Not Available
Not Available
2.6 Cleavage
Not Available
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
Not Available
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak; present colour lighter
Not Available
3.3 Dispersion
3.4 Transparency
TranslucentWalter Schumann, Gemstones of the world (2001)
Not Available
3.5 Refractive Index
1.700-1.725Not Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Not Available
Not Available
3.8 Birefringence
0.001-0.012Not Available
0
0.296
3.9 Clarity
TranslucentWalter Schumann
Not Available
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
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available