Origin
Mexico
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Mexico, Spain
Color
Blue, Black
Green, Blue, Yellow, Grey
Streak
Grey, Black, gray
White
For which Rashi?
-
Taurus, Gemini, Aries
Planet
-
Venus, Mercury
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
Gold
Deities
-
Diana, Artemis, Venus, Freyja
Not to wear with
-
Red Coral, Natural Pearl, Moonstone, Ruby
Powers
-
Protection, Love, Courage
Birthstone
Planetary
-
Taurus
Talisman
-
Gemini
Tenacity
Flexible
-
Solubility
-
-
Durability
-
Hard
Specific Gravity
4.6-4.762.67-2.78
1
7.18
👆🏻
Fracture
-
Uneven, ConchoidalWalter Schumann
Cleavage
Perfect on {0001}
Imperfect on the [0001]
Mohs Hardness
-99997.5-8
2
10
👆🏻
Chemical Composition
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Be3Al2SiO6
Luster
Resinous
Vitreous
Pleochroism
Marked
Strong dichroism: yellow green Lazzarelli
Dispersion
0.080.01
0.005
1
👆🏻
Transparency
OpaqueAnthony et al
Transparent, Translucent, Transparent to translucent
Refractive Index
1.45-2.621.565-1.602
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Hexagonal
Birefringence
-99990.0040-0.0070
0
0.296
👆🏻
Clarity
OpaqueAnthony et al
-
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Soothes the digestive system
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Transformation
Love
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Love