Origin
Southern and central Africa
Southern and central Africa
Color
Green
Brownish, Red, orange
Streak
Greenish, 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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Durability
-
-
Specific Gravity
3.16-3.434.00-4.03
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{110} Good, {110} Good
Distinct
Mohs Hardness
5-67.5-8
2
10
👆🏻
Chemical Composition
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
CaZrBAl 9O 18Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
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Pleochroism
Weak: colorless -- very pale green -- very pale green
Strong dichroism: yellow-brown red to brown-violet (pinkish samples: nearly colorless pale orangy-pink)Herve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
TranslucentAnthony et al
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Refractive Index
1.662-1.7231.787-1.816
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
-
Birefringence
-99990.029
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
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Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Empowerment
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Healing
Physical healing
Physical healing
Qualities Associated
Transformation
Transformation