1 Astrology
1.1 Origin
Southern and central Africa
Not Available, blue
1.2 Color
Blue, Colorless, White
White
1.3 Streak
1.4 For which Rashi?
Gemini, Virgo, Gemini, Virgo, Gemini, Virgo
Pisces
1.5 Planet
1.6 Element of Planets
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
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
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
2.45-2.582.74-2.90
1
7.18
2.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Not Available
2.6 Cleavage
2.7 Mohs Hardness
2.12 Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
3 Optical Properties
3.2 Luster
3.3 Pleochroism
NilArthur Thomas
Not Available
3.4 Dispersion
3.6 Transparency
Gemmological Tables (2004) More from other references
Gemmological Tables (2004)
3.7 Refractive Index
1.583-1.6081.595-1.645
1
3.25
3.8 Optic Character
Not Available
Not Available
3.9 Crystal System
3.10 Birefringence
3.11 Clarity
Gemmological Tables (2004) More from other references
Gemmological Tables (2004)
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available