Origin
Italy
USA, Southern and central Africa
Color
Blue, Green
Yellow, Brown, Reddish, Greenish, Green, gray
Streak
Blue, Green
Yellow
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
Effervesces in cold
-
Durability
-
-
Specific Gravity
4-4.25.5
1
7.18
👆🏻
Fracture
Splintery
Conchoidal
Cleavage
Perfect on {100} and {010}
{111} Indistinct, {111} Indistinct, {111} Indistinct
Mohs Hardness
45-5.5
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Silky, Vitreous
Vitreous
Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
-
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.672-1.6881.993-2.02
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
0.139-0.143-9999
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
Poor
-
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Confidence
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Vitality