Origin
Sri Lanka, India, Brazil
Southern and central Africa
Color
Green, Brown, Colorless, gray, Yellow
Blue, Colorless, White
Streak
Brownish, White
White
For which Rashi?
-
Gemini, Virgo
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Quan Yin
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.55-3.732.45-2.58
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
none
None
Mohs Hardness
7-7.53-3.5
2
10
👆🏻
Chemical Composition
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Greasy, Vitreous
Vitreous
Pleochroism
None
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.730-1.7601.583-1.608
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
monoclinic
Birefringence
0.0200.019
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
Helps in digestion and alleviates indigestion
-
Digestive
-
-
Psychology
Abundance
Calming
Healing
Physical healing
Emotional healing
Qualities Associated
Abundance
Calming