Origin
Italy
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Color
Blue, Green
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
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
4-4.23.26-3.36
1
7.18
👆🏻
Fracture
Splintery
Conchoidal
Cleavage
Perfect on {100} and {010}
Good on {100}
Mohs Hardness
46.5-7
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(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
Strong
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.672-1.6881.656-1.704
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
monoclinic
Triclinic
Birefringence
0.139-0.1430.009-0.012
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Balance