Origin
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Mexico, Spain
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Color
Green, Blue, Yellow, Grey
Blue, Green
Streak
White
Blue
For which Rashi?
Taurus, Gemini, Aries
Sagittarius, Capricorn
Planet
Venus, Mercury
Venus
Element of Planets
Earth
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
Gold
-
Deities
Diana, Artemis, Venus, Freyja
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Not to wear with
Red Coral, Natural Pearl, Moonstone, Ruby
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Powers
Protection, Love, Courage
Psychic Power
Birthstone
Planetary
Taurus
-
Talisman
Gemini
-
Tenacity
-
Brittle
Solubility
-
-
Durability
Hard
-
Specific Gravity
2.67-2.783.70-3.90
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann
Conchoidal
Cleavage
Imperfect on the [0001]
Perfect on {011}, fair on {100}, poor on {110}
Mohs Hardness
7.5-83.5-4
2
10
👆🏻
Chemical Composition
Be3Al2SiO6
Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Strong dichroism: yellow green Lazzarelli
Visible shades of blue
Dispersion
0.010.03
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
Refractive Index
1.565-1.6021.720-1.850
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
monoclinic
Birefringence
0.0040-0.00700.108
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Soothes the digestive system
Supports heart health
Respiratory
Good
Excellent
Reproductive
Supports reproductive health
Supports reproductive health
Digestive
Supports digestive health
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Psychology
Love
Insight
Healing
Emotional healing
Emotional healing
Qualities Associated
Love
Insight