1 Astrology
1.1 Origin
Brazil, Kenya, Madagascar, Mozambique, Sri Lanka
Russia
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
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
Nearly insoluble in HCl and HNO3
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Conchoidal
Conchoidal, Brittle
2.6 Cleavage
none, may show indistinct parting
Distinct on {010}
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe)3Al2Si3O12
Not Available
3 Optical Properties
3.1 Luster
Greasy, Vitreous
Greasy, Vitreous, Pearly
3.2 Pleochroism
None
(x): colorless. (y): colorless. (z): colorless.
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
Not Available
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
Not Available
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