1 Astrology
1.1 Origin
Southern and central Africa
Brazil
1.2 Color
Red, Brown, Red, Red, Black
Yellow, White, Brown, Brownish, Black
1.3 Streak
Brownish, Red, Brownish, Red
Brown, Yellow, White
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
2.3 Durability
Not Available
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2.4 Specific Gravity
5.85-6.153.06-3.25
1
7.18
2.5 Fracture
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven
2.6 Cleavage
Fair in four directions forming octahedrons
Poor/indistinct on {100}
2.7 Mohs Hardness
2.8 Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Adamantine
Vitreous, Resinous
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
TranslucentWalter Schumann
Transparent
3.5 Refractive Index
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.027-0.042
0
0.296
3.9 Clarity
TranslucentWalter Schumann
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
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