Astrology
Origin
Afghanistan, Italy
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Color
Blue, Colorless
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
Streak
White
Blue, White
For which Rashi?
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Planet
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Element of Planets
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Energy
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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
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Birthstone
Planetary
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Talisman
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Physical Properties
Tenacity
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Brittle
Solubility
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Gelatinises in acids
Durability
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Specific Gravity
2.55-2.652.4-2.5
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Perfect {10 1 0}
Distinct on {110}
Mohs Hardness
5.5-65-6
2
10
👆🏻
Chemical Composition
(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Optical Properties
Luster
Vitreous
Vitreous, Greasy
Pleochroism
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None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
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Refractive Index
1.5231.50
1
3.25
👆🏻
Optic Character
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Crystal System
Trigonal
Isometric
Birefringence
0.006-9999
0
0.296
👆🏻
Clarity
Transparent
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Benefits
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Good
Good
Reproductive
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Digestive
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Psychology
Harmony
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Communication