1 Astrology
1.1 Origin
Brazil
Southern and central Africa
1.2 Color
Yellow, White, Brown, Brownish, Black
Colorless, Yellow, White, Colorless, White
1.3 Streak
Brown, Yellow, White
White
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
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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
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Soluble
Partially soluble in water
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven
Not Available
2.6 Cleavage
Poor/indistinct on {100}
Perfect on {10 1 0}
2.7 Mohs Hardness
2.8 Chemical Composition
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Vitreous, Resinous
Vitreous
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Transparent
Transparent, Translucent
3.5 Refractive Index
1.639-1.6721.470-1.491
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
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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