Origin
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Pakistan, Tanzania
Color
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
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
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.26-3.363.20-3.50
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal, Even
Cleavage
Good on {100}
Perfect {010} imperfect {100}
Mohs Hardness
6.5-76-7
2
10
👆🏻
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Ca2Al3(SiO4)3(OH)
Luster
Vitreous
Vitreous
Pleochroism
Strong
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Refractive Index
1.656-1.7041.685-1.707
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Triclinic
Orthorhombic
Birefringence
0.009-0.0120.006-0.018
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
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Supports heart health
Respiratory
Good
Excellent
Reproductive
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Supports reproductive health
Digestive
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Psychology
Harmony
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
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