1 Astrology
1.1 Origin
Brazil, Kenya, Madagascar, Mozambique, Sri Lanka
Southern and central Africa
1.2 Color
1.3 Streak
1.4 For which Rashi?
1.5 Planet
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
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1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
2.6 Cleavage
none, may show indistinct parting
Perfect basal
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe)3Al2Si3O12
K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
3 Optical Properties
3.1 Luster
Greasy, Vitreous
Vitreous, Pearly
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
Transparent
3.5 Refractive Index
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.010-0.014Not Available
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
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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