1 Astrology
1.1 Origin
1.2 Color
Yellow, Green, Blue
Brownish, Black, Reddish, Brown, Blue
1.3 Streak
Not Available
Reddish, Brown
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Earth, Air, Water
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
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
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Uneven, Granular
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
no true cleavage
{0001} good, {10 1 0} parting
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
(Ca,Ce)(Al,Ti,Mg)12O19
3 Optical Properties
3.1 Luster
3.2 Pleochroism
None
O = brownish gray; E = gray
3.3 Dispersion
3.4 Transparency
Not Available
Handbook of mineralogy (2001)
3.5 Refractive Index
1.520-1.6701.79-1.807
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.135-0.145Not Available
0
0.296
3.9 Clarity
Not Available
Handbook of mineralogy (2001)
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