Origin
Italy
Russia
Color
Blue, Green
Violet, Brown
Streak
Blue, Green
White
For which Rashi?
-
Sagittarius, Scorpio
Planet
-
Jupiter, Neptune
Element of Planets
-
Water, Earth, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Minerva
Not to wear with
-
-
Powers
-
Healing, Love, Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
Effervesces in cold
-
Durability
-
-
Specific Gravity
4-4.22.54-2.78
1
7.18
👆🏻
Fracture
Splintery
Conchoidal
Cleavage
Perfect on {100} and {010}
Good in three directions
Mohs Hardness
45-6
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Silky, Vitreous
Pearly, Chatoyant
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
1.672-1.6881.545-1.560
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Triclinic
Birefringence
0.139-0.1430.009
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Poor
-
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Transformation