1 Astrology
1.1 Origin
Not Available
the type locality
1.2 Color
Green, Grey, Blue, Yellow, Colorless, Violet, Red
Blue, Green
1.3 Streak
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
Not Available
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
Not Available3.80-4.15
1
7.18
2.5 Fracture
Sub-Conchoidal, Splintery
Uneven, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
{201} Imperfect, {100} Poor, {001} Poor
perfect along [010] and [100]
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Sub-Adamantine, Vitreous, Resinous
Silky
3.2 Pleochroism
Weak
X = very pale blue; Y = pale blue; Z = deep blue
3.3 Dispersion
3.4 Transparency
Not Available
Translucent
3.5 Refractive Index
Not Available1.752-1.815
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Orthorhombic
Orthorhombic
3.8 Birefringence
Not Available0.063
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
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available