Origin
Southern and central Africa
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Color
Yellow, Blue, Colorless, White
Brown, Yellow, White, Greenish
Streak
White
White, gray
For which Rashi?
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Planet
-
-
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
Solubility
-
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Durability
-
-
Specific Gravity
3.28-3.312.7-3.3
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Even
Cleavage
None observed
Perfect on the {001}
Mohs Hardness
6.5-7.52.5-3.0
2
10
👆🏻
Chemical Composition
Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.
K(Mg,Fe++)3[AlSi3O10(OH,F)2
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Colorless
Strong
Dispersion
0.01-
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.638-1.6501.565-1.625
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
monoclinic
Birefringence
0.01300.03-0.07
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Respiratory
Excellent
Good
Reproductive
-
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Digestive
-
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Psychology
Clarity
Grounding
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Grounding