1 Astrology
1.1 Origin
Brazil, Kenya, Madagascar, Mozambique, Sri Lanka
Southern and central Africa
1.2 Color
Red
Red, Brown, Red, Red, Black
1.3 Streak
Not Available
Brownish, Red, Brownish, Red
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
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Conchoidal
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
2.6 Cleavage
none, may show indistinct parting
Fair in four directions forming octahedrons
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe)3Al2Si3O12
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Greasy, Vitreous
Adamantine
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
TranslucentWalter Schumann
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
TranslucentWalter Schumann
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