Origin
Russia, Canada, Australia, India, Brazil, Color: colorless, light yellow, brownish. Very rare varieties: red, Not Available, Not Available, yellow. Hardness: 10, Refractive index: 2.42, Density: 3.52, Chemical composition: C, Crystal structure: cubic, Origins: Southern and central Africa, Russia, Canada, Australia, India, Brazil.
  
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
Yellow, Brown, Blue, Reddish, Colorless, White, gray, Black, Blue
  
Green
  
Streak
Colorless
  
Not Available
  
For which Rashi?
Leo
  
Scorpio
  
Planet
Sun, Venus, Venus, Jupiter
  
Venus
  
Element of Planets
Not Available
  
Earth
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Projective
  
Projective, Receptive
  
Deities
Frigg
  
Not Available
  
Not to wear with
Not Available
  
Not Available
  
Powers
Spirituality, Protection, Courage, Healing, Love, Money, Love, Courage
  
Love
  
Birthstone
  
  
Planetary
Not Available
  
Not Available
  
Talisman
Leo
  
Not Available
  
Tenacity
Not Available
  
Not Available
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.50-3.53
  
3.69-3.81
  
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
  
Not Available
  
Cleavage
111 (perfect in four directions)
  
1,1 ; 3,2.
  
Mohs Hardness
10
  
8.5
  
Chemical Composition
C
  
BeAl 2 O 4
  
Luster
Adamantine
  
Vitreous
  
Pleochroism
None
  
Not Available
  
Dispersion
Not Available
  
Transparency
Transparent, Translucent, Transparent to opaque
  
Transparent, Transparent to nearly opaque
  
Refractive Index
2.417-2.419
  
1.739-1.770
  
Optic Character
Not Available
  
Biaxial/+
  
Crystal System
cubic
  
Orthorhombic
  
Birefringence
Not Available
  
0.007-0.010
  
Clarity
Transparent
  
Transparent
  
Physical
  
  
Neurological
Not Available
  
Not Available
  
Cardiovascular
Not Available
  
Not Available
  
Respiratory
Not Available
  
Not Available
  
Reproductive
Like Jupiter, it bestows money, comforts and fortune on a person when it is strong and significantly well placed. It can be useful in the cure of venereal and reproductive system diseases. Wearing a diamond is said to give happiness in the married life as well as magnetism and attractiveness to the wearer.
  
Not Available
  
Digestive
Not Available
  
Not Available
  
Psychology
Not Available
  
Not Available
  
Healing
Not Available
  
Not Available
  
Qualities Associated
Not Available
  
Not Available
  
Diamond Vs Alexandrite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Diamond 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 Diamond and Alexandrite Astrology. Its highly necessary to have a basic knowledge of facts about Diamond and Alexandrite, before you finalize to buy one.
Diamond is known to regulate the influence of Jupiter, Sun, Venus and Venus planet.Diamond, that occurs commonly in Yellow, Brown, Blue, Reddish, Colorless, White, gray, Black, Blue color, possesses Projective energy.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.