Origin
Pakistan, Tanzania
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Color
Brown, gray, Green, Blue, rose, Red
Yellow, Brown, Colorless, White, gray, Brownish
Streak
White, Colorless
White
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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.502.97-3.03
1
7.18
👆🏻
Fracture
Uneven, Conchoidal, Even
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Perfect {010} imperfect {100}
{001} Poor
Mohs Hardness
6-77
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Greasy
Pleochroism
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Weak: pale yellow yellow
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
-
Refractive Index
1.685-1.7071.627-1.639
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.006-0.0180.006
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
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Digestive
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Psychology
Transformation
Spiritual Awareness
Healing
Emotional healing
Emotional healing
Qualities Associated
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Spiritual Awakening