1 Astrology
1.1 Origin
Southern and central Africa
Not Available, Southern and central Africa
1.2 Color
Colorless, Greenish, Colorless, Green, gray, Yellow
Blue
1.3 Streak
1.4 For which Rashi?
Not Available
Capricorn, Scorpio
1.5 Planet
1.6 Element of Planets
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
3.21-3.383.70-3.95
1
7.18
2.5 Fracture
Irregular/uneven, Uneven
ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)
2.6 Cleavage
Perfect on {001}
1,1 basal.
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
StrongArthur Thomas
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.670-1.7341.655-1.909
1
3.25
3.6 Optic Character
3.7 Crystal System
3.8 Birefringence
0.006-0.0110.108-0.254
0
0.296
3.9 Clarity
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