Origin
Italy, Canada
Southern and central Africa
Color
Blue, Red, Yellow, Colorless, Green, White
Brown, White, Greenish, gray, Green, Brownish
Streak
White
gray
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.90-3.102.9-3.5
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Poor/indistinct on {1120} and {1011}
{110} Perfect, {???} Distinct, {???} Distinct
Mohs Hardness
75.5-6
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
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Pale green
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.614-1.6661.603-1.690
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Trigonal
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.014-0.032-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances brain function
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
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-
Digestive
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-
Psychology
Emotional healing
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Self-discovery