Origin
Brazil
India, China
Color
Blue, Greenish
Blue, Yellow, Brown, gray, Reddish, Greenish
Streak
White
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
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Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
insoluble
Durability
-
-
Specific Gravity
3.31-9999
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
{110} Good
{???} Imperfect, {???} Imperfect
Mohs Hardness
5.5-6-9999
2
10
👆🏻
Chemical Composition
(Fe2+ ,Mg)Al 2(PO 4) 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
S8
Luster
-
-
Pleochroism
Colorless blueAnthony et al
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.639-1.680-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
0.041-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Communication
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Intuition & Communication
Protection