Origin
Mexico
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Yellow, Brownish, Reddish, White, Colorless, Blue, Green, Violet, pink
Green, Brown, Colorless, Greenish, Yellow
Streak
White, Green
White
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
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.32-4.483.25-3.45
1
7.18
👆🏻
Fracture
Uneven, Subconchoidal, Conchoidal
Conchoidal, Uneven
Cleavage
{101}, good; {010}, poor
Good on {110}
Mohs Hardness
3.56.5
2
10
👆🏻
Chemical Composition
Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
X = colorless to green; Y = colorless
Dispersion
0.060.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.708-1.7221.660-1.685
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.031-0.0500.012-0.017
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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-
Cardiovascular
Supports heart health
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Respiratory
Poor
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Reproductive
-
-
Digestive
-
-
Psychology
Joy
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Joy
Self-worth