1 Astrology
1.1 Origin
Sri Lanka
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Not Available, Mexico, Spain
1.2 Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray
Green, Green, Blue, Yellow, Grey
1.3 Streak
White, Brownish, Brownish, White
White
1.4 For which Rashi?
Not Available
Taurus, Gemini, Aries, Taurus, Gemini, Aries, Taurus, Gemini, Aries
1.5 Planet
Not Available
Venus, Mercury
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
1.8 Energy
1.9 Deities
Not Available
Diana, Artemis, Venus, Freyja
1.10 Not to wear with
Not Available
Red Coral, Natural Pearl, Moonstone, Ruby, Red Coral, Natural Pearl, Moonstone, Ruby
1.11 Powers
Not Available
Money, Protection, Love, Courage
1.12 Birthstone
1.12.1 Planetary
1.12.2 Talisman
2 Physical Properties
2.1 Tenacity
2.2 Solubility
2.3 Durability
2.4 Specific Gravity
6.86-7.032.67-2.78
1
7.18
2.5 Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Imperfect on the [0001]
2.7 Mohs Hardness
2.8 Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Be3Al2SiO6
3 Optical Properties
3.1 Luster
Adamantine, Greasy
Vitreous
3.2 Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Strong dichroism: yellow green Lazzarelli
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
1.990-2.1051.565-1.602
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.096-0.0980.0040-0.0070
0
0.296
3.9 Clarity
Transparent
Color grading system
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