1 Astrology
1.1 Origin
1.2 Color
Grey, Brown, Green, Colorless, White
Red, White, gray, Black
1.3 Streak
Not Available
Brownish, Black
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
2.90-3.20Not Available
1
7.18
2.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Conchoidal, Uneven
2.6 Cleavage
Not Available
{1010} Imperfect, {0001} Imperfect
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Not Available
3 Optical Properties
3.1 Luster
3.2 Pleochroism
NilArthur Thomas
Strong (reflected light)
3.3 Dispersion
3.4 Transparency
Transparent
Not Available
3.5 Refractive Index
1.599-1.637Not Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.023-0.028Not Available
0
0.296
3.9 Clarity
Transparent
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