Origin
USA
Italy
Color
Colorless, White, Yellow
Blue, Green
Streak
White
Blue, Green
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
Durability
-
-
Specific Gravity
2.79-2.874-4.2
1
7.18
👆🏻
Fracture
Conchoidal
Splintery
Cleavage
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
Perfect on {100} and {010}
Mohs Hardness
5.5-64
2
10
👆🏻
Chemical Composition
NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CuZn(CO3)(OH)2
Luster
Vitreous, Adamantine, Pearly
Silky, Vitreous
Pleochroism
-
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
Dispersion
0.010.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.552-1.5621.672-1.688
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.0090.139-0.143
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Excellent
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Communication