Origin
-
Brazil, Southern and central Africa
Color
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
White, Colorless, Greenish, gray
Streak
Blue, White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
Gelatinises in acids
-
Durability
-
-
Specific Gravity
2.4-2.52.98-3.10
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Conchoidal
Cleavage
Distinct on {110}
{100} Perfect, {110} Good, {011} Distinct
Mohs Hardness
5-65.5-6
2
10
👆🏻
Chemical Composition
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Greasy
-
Pleochroism
None
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
TransparentWalter Schumann
Refractive Index
1.501.578-1.646
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
-
Birefringence
-99990.020-0.030
0
0.296
👆🏻
Clarity
-
TransparentWalter Schumann
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Communication
Balance
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Empowerment