Origin
Southern and central Africa
Southern and central Africa
Color
Brownish, Red, orange
Green
Streak
White
Greenish, 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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.00-4.033.16-3.43
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Distinct
{110} Good, {110} Good
Mohs Hardness
7.5-85-6
2
10
👆🏻
Chemical Composition
CaZrBAl 9O 18Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Luster
-
Vitreous
Pleochroism
Strong dichroism: yellow-brown red to brown-violet (pinkish samples: nearly colorless pale orangy-pink)Herve Nicolas Lazzarelli
Weak: colorless -- very pale green -- very pale green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
TranslucentAnthony et al
Refractive Index
1.787-1.8161.662-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
-
Birefringence
0.029-9999
0
0.296
👆🏻
Clarity
-
TranslucentAnthony et al
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
-
Empowerment
Healing
Physical healing
Physical healing
Qualities Associated
Transformation
Transformation