1 Astrology
1.1 Origin
Southern and central Africa
Italy, China
1.2 Color
Yellow, Brown, Black, Black
Colorless, White, Blue, gray
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
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
Not Available
Not Available
1.9 Deities
Not Available
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
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, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
White, Yellow, Pale blue, Brittle, Uneven
2.6 Cleavage
{010} moderate, {100} imperfect
Perfect on {100} and {010}, imperfect on {101}
2.7 Mohs Hardness
2.8 Chemical Composition
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
3 Optical Properties
3.1 Luster
Vitreous, Resinous
Vitreous, Greasy
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
TransparentAnthony et al, Handbook of mineralogy (2001)
Not Available
3.5 Refractive Index
1.827-1.8791.672-1.676
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Orthorhombic
Orthorhombic
3.8 Birefringence
0.042-0.0510.019-0.021
0
0.296
3.9 Clarity
TransparentAnthony et al
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