Origin
Italy, Canada
Southern and central Africa, Zimbabwe, South Africa
Color
Blue, Red, Yellow, Colorless, Green, White
Green, Blue
Streak
White
Greenish, White
For which Rashi?
-
Virgo
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Gaia
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
Decomposed by acids
Durability
-
-
Specific Gravity
2.90-3.102.96
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
-
Cleavage
Poor/indistinct on {1120} and {1011}
Perfect on {010}
Mohs Hardness
75
2
10
👆🏻
Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Luster
Vitreous
Vitreous
Pleochroism
Pale green
X: very light bluish green; Y and Z: brilliant bluish green
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.614-1.6661.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Triclinic
Birefringence
0.014-0.0320.091
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
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Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional healing
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Harmony