Origin
Italy
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Blue, Green
Green, Brown, Colorless, Greenish, Yellow
Streak
Blue, Green
White
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
4-4.23.25-3.45
1
7.18
👆🏻
Fracture
Splintery
Conchoidal, Uneven
Cleavage
Perfect on {100} and {010}
Good on {110}
Mohs Hardness
46.5
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) 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
X = colorless to green; Y = colorless
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.672-1.6881.660-1.685
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.139-0.1430.012-0.017
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
Poor
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Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Self-worth