Origin
Southern and central Africa
Switzerland
Color
Colorless, White, gray, Brown, pink
Brown, Brownish, Yellow, Black, Reddish
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
-
-
Birthstone
Planetary
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Talisman
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Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.05-3.083.7-3.8
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Subconchoidal, Conchoidal
Cleavage
None
Distinct on {010}
Mohs Hardness
6.57-7.5
2
10
👆🏻
Chemical Composition
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Resinous
Pleochroism
-
X = colorless; Y = pale yellow; Z = golden yellow
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Semitransparent
-
Refractive Index
-99991.736-1.762
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d
monoclinic
Birefringence
-99990.009-0.015
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
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Physical
Neurological
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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
Empathy
Protection
Healing
Emotional healing
Physical healing
Qualities Associated
Emotional Healing
Protection