Origin
Sri Lanka
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
Color
Green, Red, Blue, Brown, pink
Greenish, Green, Brownish, Red, Blue, Brown, gray
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
Earth, Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.023.69-3.81
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Cleavage
{0001} Poor
Distinct on {110}, imperfect on {010}, poor on {001}
Mohs Hardness
-99998.5
2
10
👆🏻
Chemical Composition
Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
BeAl 2 O 4
Luster
Vitreous
Vitreous
Pleochroism
Strong: dark brown light brownAnthony et al
X = red; Y = yellow-orange; Z = emerald-green
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent, Transparent to translucent
Refractive Index
-99991.746-1.763
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
-
Orthorhombic
Birefringence
-99990.007-0.013
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
-
Transformation
Healing
Emotional healing
Physical healing
Qualities Associated
Creativity
Transformation