1 Astrology
1.1 Origin
Southern and central Africa
Sri Lanka
1.2 Color
Greenish
Red, Brown, Black
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
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.20-2.802.97-3.14
1
7.18
2.5 Fracture
Not Available
Uneven, Conchoidal, Brittle
2.6 Cleavage
Not Available
{1011} Indistinct
2.7 Mohs Hardness
Not AvailableNot Available
2
10
2.8 Chemical Composition
Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
Pale yellow colorlessAnthony et al
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
Transparent
3.5 Refractive Index
1.539-1.5961.614-1.666
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Not Available
Not Available
3.8 Birefringence
0.046-0.0500.014-0.032
0
0.296
3.9 Clarity
OpaqueUlrich Henn and Claudio C. Milisenda
Transparent
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