Origin
Southern and central Africa
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Color
White, Violet, Blue, Yellow, Brown, Brownish, Colorless, Greenish
Blue, gray, Black
Streak
White
Blue
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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Tenacity
Brittle
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Solubility
-
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Durability
-
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Specific Gravity
2.503-3.15
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Distinct on {100} and {110}
Good on [110] and on [001]
Mohs Hardness
5.5-66.0-6.5
2
10
👆🏻
Chemical Composition
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
[ ]Na2(Mg3Al2)Si8O22(OH)2
Luster
Vitreous, Pearly, Resinous
Vitreous, Pearly
Pleochroism
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Strong
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
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Refractive Index
1.540-1.5501.606-1.637
1
3.25
👆🏻
Optic Character
-
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Crystal System
tetragonal
monoclinic
Birefringence
0.004-0.008-9999
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Optimism
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Growth
Peace