Origin
Canada
Pakistan, Tanzania
Color
Yellow, Brown, Red, White, Green, Reddish, Black
Brown, gray, Green, Blue, rose, Red
Streak
White
White, Colorless
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.89-4.183.20-3.50
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven, Conchoidal, Even
Cleavage
{0001}, {11 2 0} imperfect
Perfect {010} imperfect {100}
Mohs Hardness
5.56-7
2
10
👆🏻
Chemical Composition
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca2Al3(SiO4)3(OH)
Luster
Vitreous, Resinous
Vitreous
Pleochroism
-
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Dispersion
0.170.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Refractive Index
1.687-1.7231.685-1.707
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.028-0.0300.006-0.018
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
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Cardiovascular
-
Supports heart health
Respiratory
Poor
Excellent
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Optimism
Transformation
Healing
-
Emotional healing
Qualities Associated
Transformation
-