Origin
Southern and central Africa
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Color
Greenish, Blue, Colorless, Green, Yellow
Yellow, Brown, Colorless, White, gray, Brownish
Streak
Greenish, gray
White
For which Rashi?
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-
Planet
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-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
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-
Ring Metal
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Deities
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Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
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-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.17-3.242.97-3.03
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
(0001) indistinct
{001} Poor
Mohs Hardness
9-9.57
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Adamantine
Vitreous, Greasy
Pleochroism
-
Weak: pale yellow yellow
Dispersion
0.100.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
2.648-2.6911.627-1.639
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
6H polytype
Orthorhombic
Birefringence
0.0430.006
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
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Good
Reproductive
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Digestive
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Psychology
Clarity
Spiritual Awareness
Healing
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Emotional healing
Qualities Associated
Creativity
Spiritual Awakening