Origin
-
Russia
Color
Black, Blue, Yellow, Green
Pale pink, Red, White, pink, Blue, Green
Streak
Grey, Greenish, Brown
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
-
-
Durability
-
-
Specific Gravity
3.28-3.442.30-2.60
1
7.18
👆🏻
Fracture
Uneven, Splintery
Uneven, Conchoidal
Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
{111} Imperfect
Mohs Hardness
5.0-6.05.5-6
2
10
👆🏻
Chemical Composition
Na2Fe2+3Fe3+2Si8O22(OH)2
Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Silky
-
Pleochroism
X = blue
ModerateArthur Thomas
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.680-1.6981.494-1.504
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
tetragonal
Birefringence
0.005-0.0080.008
0
0.296
👆🏻
Clarity
-
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Clear Thinking
Emotional Healing