Origin
Brazil
Italy
Color
Blue
Green, gray, Brown, Black
Streak
-
Greenish, 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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.60-2.902.58-2.80
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Indistinct
{001} Good
Mohs Hardness
7.5-85-5.5
2
10
👆🏻
Chemical Composition
Be 3Al 2Si 6O 18Ulrich Henn and Claudio C.
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Luster
-
Waxy, Silky, Resinous, Greasy
Pleochroism
Strong dichroism: blue to colourless\
pale greenish yellow
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent
Translucent
Refractive Index
1.560-1.6041.530-1.575
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
Birefringence
0.003-0.010-9999
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
Enhances mental clarity and focus
Supports neurological health
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Emotional Healing