Origin
Italy
Afghanistan, Southern and central Africa
Color
Blue, Green
Grey, White, Colorless, gray, Pale pink, Blue
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
Brittle
Solubility
Effervesces in cold
Readily soluble in HF
Durability
-
-
Specific Gravity
4-4.22.86-2.94
1
7.18
👆🏻
Fracture
Splintery
Conchoidal, Uneven
Cleavage
Perfect on {100} and {010}
None observed
Mohs Hardness
46.5-7
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Luster
Silky, Vitreous
Vitreous, Greasy
Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
-
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.672-1.6881.517-1.525
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Isometric
Birefringence
0.139-0.143-9999
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
-
Healing
Emotional healing
-
Qualities Associated
Communication
Harmony