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Facts about Covellite and Alexandrite


Alexandrite Vs Covellite Facts


Astrology

Origin
Mexico   
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   

Color
Blue, Blue, Black   
Green   

Streak
Grey, Black, gray   
Not Available   

For which Rashi?
Not Available   
Scorpio   

Planet
Not Available   
Venus   

Element of Planets
Not Available   
Earth   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
Not Available   
Not Available   

Energy
Not Available   
Projective, Receptive   

Deities
Not Available   
Not Available   

Not to wear with
Not Available   
Not Available   

Powers
Not Available   
Love   

Birthstone
  
  

Planetary
Not Available   
Not Available   

Talisman
Not Available   
Not Available   

Physical Properties

Tenacity
Flexible   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.6-4.76   
3.69-3.81   

Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic   
Not Available   

Cleavage
Perfect on {0001}   
1,1 ; 3,2.   

Mohs Hardness
Not Available   
8.5   

Chemical Composition
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references   
BeAl 2 O 4   

Optical Properties

Luster
Resinous   
Vitreous   

Pleochroism
Marked   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references   
Transparent, Transparent to nearly opaque   

Refractive Index
1.45-2.62   
1.739-1.770   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Hexagonal   
Orthorhombic   

Birefringence
Not Available   
0.007-0.010   

Clarity
OpaqueAnthony et al   
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

Covellite Vs Alexandrite Specifications

While buying, there is a common bewilderment that most of the buyers face. As you compare Covellite Vs Alexandrite 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 Covellite and Alexandrite Astrology. Its highly necessary to have a basic knowledge of facts about Covellite and Alexandrite, before you finalize to buy one.

Covellite is known to regulate the influence of Not Available planet. Alexandrite, the unique gem is known to regulate the influence of Venus planet. Alexandrite, which is classic Green colored gem, possesses Projective and Receptive energy.

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