Origin
Sri Lanka
Southern and central Africa
Color
Blue
Colorless, White, Yellow, pink
Streak
-
White
For which Rashi?
Sagittarius, Scorpio
-
Planet
Pluto
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Hephaestus
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.65-4.551.79
1
7.18
👆🏻
Fracture
Conchoidal
Irregular/uneven
Cleavage
None, but may exhibit slight parting
Perfect on {10bar10}
Mohs Hardness
7.5-82.5
2
10
👆🏻
Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Luster
Vitreous
Vitreous
Pleochroism
-
Nearly colorless to pale golden yellow
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.735-1.7901.492
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Harmony
Healing
-
Emotional healing
Qualities Associated
Transformation
Spiritual Growth