Origin
Brazil, Colombia, Southern and central Africa
India
Color
Greenish, Blue, Colorless, White, Green
Yellow, Greenish, Blue, Brown, Green, gray
Streak
White
Yellow
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.08-3.124.23
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann
Conchoidal
Cleavage
{010} Perfect
{111} Distinct
Mohs Hardness
7.53.5-4
2
10
👆🏻
Chemical Composition
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Greasy, Subadamantine
Pleochroism
Weak: colorless-(greenish) yellow
In deeply colored specimens: blue greenAnthony et al
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.650-1.6771.974-1.984
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
-
Birefringence
0.019-0.025-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Vitality