1 Astrology
1.1 Origin
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Not Available, Mexico, Spain
Australia
1.2 Color
Green, Green, Blue, Yellow, Grey
Brown, Brown, Reddish, Brownish, Yellow, Brown, Reddish, Brownish, Yellow
1.3 Streak
White
Brown, Brownish, Yellow
1.4 For which Rashi?
Taurus, Gemini, Aries, Taurus, Gemini, Aries, Taurus, Gemini, Aries
Not Available
1.5 Planet
Venus, Mercury
Not Available
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
Diana, Artemis, Venus, Freyja
Not Available
1.10 Not to wear with
Red Coral, Natural Pearl, Moonstone, Ruby, Red Coral, Natural Pearl, Moonstone, Ruby
Not Available
1.11 Powers
Money, Protection, Love, Courage
Not Available
1.12 Birthstone
1.12.1 Planetary
1.12.2 Talisman
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
HCl soluble
2.3 Durability
2.4 Specific Gravity
2.67-2.784.27-4.29
1
7.18
2.5 Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).
2.6 Cleavage
Imperfect on the [0001]
Perfect {010}
2.7 Mohs Hardness
2.8 Chemical Composition
Be3Al2SiO6
FeO(OH)Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Strong dichroism: yellow green Lazzarelli
VisibleArthur Thomas
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to translucent
Gemstones (2009)
3.5 Refractive Index
1.565-1.6022.26-2.398
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.0040-0.00700.138
0
0.296
3.9 Clarity
Color grading system
Gemstones (2009)
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