1 Astrology
1.1 Origin
Not Available
Southern and central Africa
1.2 Color
Greenish, White, White, gray, Greenish, Reddish, White, gray, Greenish, Green, gray, White, gray, Greenish, Green, gray
Colorless, Colorless, gray, White, White
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
Not Available
1.9 Deities
1.10 Not to wear with
Not Available
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1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
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2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.60-2.652.40-2.42
1
7.18
2.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
2.6 Cleavage
Perfect on {001}, very good on {010}, imperfect on {110}
{010} Perfect, {001} Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous
3.2 Pleochroism
colorless.
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent
3.5 Refractive Index
1.525-1.5421.584-1.615
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Triclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
3.8 Birefringence
0.008-0.0110.028-0.030
0
0.296
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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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
Not Available
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