1 Astrology
1.1 Origin
Not Available, Southern and central Africa
Italy
1.2 Color
Brown
Green, Green, gray, Brown, Black
1.3 Streak
White
Greenish, White, Greenish, White
1.4 For which Rashi?
Not Available
Not Available
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
Not Available
Not Available
1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.25-3.282.58-2.80
1
7.18
2.5 Fracture
Uneven
Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)
2.6 Cleavage
{100} Distinct, {001} Poor, {110} Poor
{001} Good
2.7 Mohs Hardness
2.8 Chemical Composition
Ca2Fe++Al2BO3Si4O12(OH)
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous
Waxy, Silky, Resinous, Greasy
3.2 Pleochroism
Colorless
pale greenish yellow.
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.674-1.6931.530-1.575
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Not Available
Translucent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
Not Available
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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
Not Available