Origin
India, Southern and central Africa, Madagascar
Czech, Mexico, Australia
Color
Black, Brownish, Greenish
Red, Colorless, Violet, pink
Streak
Brown
Red
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
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Ring Metal
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-
Deities
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Not to wear with
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Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Sectile
Solubility
-
-
Durability
-
-
Specific Gravity
3.18-3.223.06
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Sectile
Cleavage
{1011} Indistinct
Perfect on {010}; poor on {100} and { 1 02}.
Mohs Hardness
-9999-9999
2
10
👆🏻
Chemical Composition
Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Co3(AsO4)2•8(H2O)
Luster
Vitreous
Subadamantine, Pearly
Pleochroism
Very strong: yellow-brown pale yellow
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.635-1.6721.626-1.629
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
0.025-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
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Cardiovascular
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Protection
Compassion
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection & Grounding
Vitality