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Facts about Alexandrite and Poldervaartite


Poldervaartite Vs Alexandrite Facts


Astrology

Origin
Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma, India, Color: color change, from bluish green (daylight) to purple, red or brown (incandescent light), Hardness: 8, Refractive index: 1.74 1.77, Density: 3.68 3.80, Chemical composition: BeAl2O4, Crystal structure: orthorhombic, Origins: Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma   
Southern and central Africa   

Color
Green   
Colorless, White   

Streak
Not Available   
White   

For which Rashi?
Scorpio   
Not Available   

Planet
Venus   
Not Available   

Element of Planets
Earth   
Not Available   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
Not Available   
Not Available   

Energy
Projective, Receptive   
Not Available   

Deities
Not Available   
Not Available   

Not to wear with
Not Available   
Not Available   

Powers
Love   
Not Available   

Birthstone
  
  

Planetary
Not Available   
Not Available   

Talisman
Not Available   
Not Available   

Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.69-3.81   
2.91   

Fracture
Not Available   
Handbook of mineralogy (2001)   

Cleavage
1,1 ; 3,2.   
None   

Mohs Hardness
8.5   
Not Available   

Chemical Composition
BeAl 2 O 4   
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)   

Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Not Available   
Weak: colorless light gray bluish grayAnthony et al   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Transparent to nearly opaque   
Transparent   

Refractive Index
1.739-1.770   
1.634-1.656   

Optic Character
Biaxial/+   
Not Available   

Crystal System
Orthorhombic   
Not Available   

Birefringence
0.007-0.010   
Not Available   

Clarity
Transparent   
Transparent   

Benefits

Physical
  
  

Neurological
Not Available   
Not Available   

Cardiovascular
Not Available   
Not Available   

Respiratory
Not Available   
Not Available   

Reproductive
Not Available   
Not Available   

Digestive
Not Available   
Not Available   

Psychology
Not Available   
Not Available   

Healing
Not Available   
Not Available   

Qualities Associated
Not Available   
Not Available   

Summary >>
<< Benefits

Alexandrite Vs Poldervaartite Specifications

While buying, there is a common bewilderment that most of the buyers face. As you compare Alexandrite Vs Poldervaartite specifications, it helps you to decide which gemstone suits your zodiac sign. Besides, the extent to which a gemstone benefits you can be understood after comparing Alexandrite and Poldervaartite Astrology. Its highly necessary to have a basic knowledge of facts about Alexandrite and Poldervaartite, before you finalize to buy one.

Alexandrite is known to regulate the influence of Venus planet.Alexandrite, that occurs commonly in Green color, possesses Projective and Receptive energy.Poldervaartite, the unique gem is known to regulate the influence of Not Available planet.

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