Origin
Kenya, Southern and central Africa
Kazakhstan
Color
Green, Brown, Yellow, Red
White, Colorless
Streak
-
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
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-
Ring Metal
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-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
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-
Tenacity
-
-
Solubility
-
Soluble
Durability
-
-
Specific Gravity
3.55-3.701.847-1.852
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
Perfect
Poor to indistinct on {010}
Mohs Hardness
4-72-3
2
10
👆🏻
Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Ca3Al3(SiO4)3(OH)
Luster
Vitreous
Vitreous
Pleochroism
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
-
Dispersion
0.02-
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.710-1.7351.488-1.525
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
-
Triclinic
Birefringence
0.012-0.0330.027-0.034
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Good
Good
Reproductive
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-
Digestive
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Psychology
Intuition
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Healing
Emotional healing
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Qualities Associated
Tranquility
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