Origin
Southern and central Africa
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Color
Colorless, White, gray, Brown, pink
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Streak
White
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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Tenacity
-
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Solubility
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insoluble
Durability
-
-
Specific Gravity
3.05-3.082.36
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Uneven, Subconchoidal, Fibrous
Cleavage
None
[110] perfect, [101] good, [010] distinct
Mohs Hardness
6.53.5-4
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)
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Resinous, Pearly
Pleochroism
-
Weak
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Semitransparent
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Refractive Index
-99991.518-1.561
1
3.25
👆🏻
Optic Character
-
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Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d
Orthorhombic
Birefringence
-99990.025
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
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Physical
Neurological
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Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
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Reproductive
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Digestive
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Psychology
Empathy
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Clarity