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Chrysoberyl Vs Dravite


Astrology

Origin
Southern and central Africa  
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil  

Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black  
Greenish, Green, Brownish, Red, Blue, Brown, gray  

Streak
Colorless  
White  

For which Rashi?
-  
-  

Planet
-  
-  

Element of Planets
-  
Earth, Water  

Energy
-  
-  

How to Wear?
  
  

Finger
-  
-  

Ring Metal
-  
-  

Deities
-  
-  

Not to wear with
-  
-  

Powers
-  
Healing  

Birthstone
  
  

Planetary
-  
-  

Talisman
-  
-  

Physical Properties

Tenacity
-  
Brittle  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
3.03-3.18  
3.69-3.81  

Fracture
Uneven, Irregular, Conchoidal  
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann  

Cleavage
{???} Indistinct  
Distinct on {110}, imperfect on {010}, poor on {001}  

Mohs Hardness
7-7.5  
8.5  

Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)  
BeAl 2 O 4  

Optical Properties

Luster
Vitreous  
Vitreous  

Pleochroism
Very strong: pale yellow colorless  
X = red; Y = yellow-orange; Z = emerald-green  

Dispersion
0.02  
99+
0.02  
99+

Transparency
Transparent  
Transparent, Translucent, Transparent to translucent  

Refractive Index
1.614-1.666  
1.746-1.763  

Optic Character
-  
Biaxial/+  

Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m  
Orthorhombic  

Birefringence
0.014-0.032  
0.007-0.013  

Clarity
Transparent  
Transparent  

Benefits

Physical
  
  

Neurological
-  
-  

Cardiovascular
-  
Supports heart health  

Respiratory
-  
Good  

Reproductive
-  
-  

Digestive
-  
-  

Psychology
Self-acceptance  
Transformation  

Healing
Emotional healing  
Physical healing  

Qualities Associated
Self-Exploration  
Transformation  

Astrology >>
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