Origin
Pakistan, Tanzania
Southern and central Africa
Color
Brown, gray, Green, Blue, rose, Red
Violet, Black
Streak
White, Colorless
gray, White
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
-
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Talisman
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.503.17
1
7.18
👆🏻
Fracture
Uneven, Conchoidal, Even
-
Cleavage
Perfect {010} imperfect {100}
None
Mohs Hardness
6-77
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous
Pleochroism
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Strong: pale lavender dark blueAnthony et al
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
TranslucentAnthony et al, Translucent
Refractive Index
1.685-1.707-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Birefringence
0.006-0.018-9999
0
0.296
👆🏻
Clarity
Transparent
TranslucentAnthony et al
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Excellent
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Reproductive
Supports reproductive health
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Digestive
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Psychology
Transformation
Empowerment
Healing
Emotional healing
Emotional healing
Qualities Associated
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Emotional Healing