Origin
Southern and central Africa
Southern and central Africa
Color
Red, Brown, Black
Blue, Grey
Streak
Brownish, Red
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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
Brittle
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Solubility
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Durability
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Specific Gravity
5.85-6.152.58-2.64
1
7.18
👆🏻
Fracture
Conchoidal
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Cleavage
Fair in four directions forming octahedrons
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Mohs Hardness
3.5-47
2
10
👆🏻
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO 2Walter Schumann , Gemstones of the world (2001)
Luster
Adamantine
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Pleochroism
visible
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Dispersion
0.050.05
0.005
1
👆🏻
Transparency
TranslucentWalter Schumann
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Refractive Index
2.8491.534-1.540
1
3.25
👆🏻
Optic Character
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Crystal System
cubic
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Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TranslucentWalter Schumann
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Physical
Neurological
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Cardiovascular
Supports heart health
Aids in digestion and soothes the stomach
Respiratory
Poor
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Reproductive
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Digestive
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Psychology
Vitality
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Protection