Origin
USA
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Color
Blue, Green
Colorless, Yellow, pink, Red
Streak
Blue, Greenish, White
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.6-5.762.90-2.98
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, ConchoidalWalter Schumann
Cleavage
[001] perfect; [100] distinct
Distinct on {11 2 0}, imperfect on {10 1 1}
Mohs Hardness
2.5-37.5-8
2
10
👆🏻
Chemical Composition
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Weak
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.818-1.9091.650-1.695
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.0910.016
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
Good
Excellent
Reproductive
-
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Digestive
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Psychology
Creativity
Clarity
Healing
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Emotional healing
Qualities Associated
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Spiritual Activation