1 Astrology
1.1 Origin
1.2 Color
Yellow, White, Brown, Brownish, Black
Red, Reddish, Violet, Blue, Green, Colorless, pink
1.3 Streak
Brown, Yellow, White
White
1.4 For which Rashi?
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1.5 Planet
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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
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2.2 Solubility
2.3 Durability
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2.4 Specific Gravity
3.06-3.252.74-2.76
1
7.18
2.5 Fracture
Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
2.6 Cleavage
Poor/indistinct on {100}
{010} Perfect, {001} Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous, Resinous
Vitreous
3.2 Pleochroism
visible
Pale rose-red carmine-red colorlessAnthony et al
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.639-1.6721.692-1.739
1
3.25
3.6 Optic Character
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3.7 Crystal System
Orthorhombic
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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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