1 Astrology
1.1 Origin
1.2 Color
Black, Violet, pink, Reddish, Brown, orange
Green, Brown, Greenish, Brown, Green, Green, Black
1.3 Streak
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Greenish, gray, Greenish, gray
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
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2.3 Durability
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2.4 Specific Gravity
4.06-4.083.19-3.56
1
7.18
2.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
2.6 Cleavage
{???} Perfect
{110} Perfect, {010} Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Resinous
3.2 Pleochroism
Lavender and pale purple for transparent pink stones.Michael OâDonoghue
Pale green
3.3 Dispersion
3.4 Transparency
Gems
Transparent, Translucent
3.5 Refractive Index
1.720-1.7461.671-1.774
1
3.25
3.6 Optic Character
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3.7 Crystal System
monoclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
3.8 Birefringence
0.026Not Available
0
0.296
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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