Origin
Italy
Russia
Color
Blue, Green
Pale pink, Red, White, pink, Blue, Green
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
4-4.22.30-2.60
1
7.18
👆🏻
Fracture
Splintery
Uneven, Conchoidal
Cleavage
Perfect on {100} and {010}
{111} Imperfect
Mohs Hardness
45.5-6
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Silky, Vitreous
-
Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
ModerateArthur Thomas
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.672-1.6881.494-1.504
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
tetragonal
Birefringence
0.139-0.1430.008
0
0.296
👆🏻
Clarity
-
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Emotional Healing