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Serendibite Vs Dravite


Dravite Vs Serendibite


Astrology

Origin
Southern and central Africa  
Southern and central Africa  

Color
Yellow, Blue, Black, Green, gray  
White, Colorless, Blue, Red, Green, Yellow, Violet, Black  

Streak
White  
Colorless  

For which Rashi?
Not Available  
Not Available  

Planet
Not Available  
Not Available  

Element of Planets
Not Available  
Not Available  

Energy
Not Available  
Not Available  

How to Wear?
  
  

Finger
Not Available  
Not Available  

Ring Metal
Not Available  
Not Available  

Deities
Not Available  
Not Available  

Not to wear with
Not Available  
Not Available  

Powers
Not Available  
Not Available  

Birthstone
  
  

Planetary
Not Available  
Not Available  

Talisman
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Not Available  

Physical Properties

Tenacity
Not Available  
Not Available  

Solubility
Not Available  
Not Available  

Durability
Not Available  
Not Available  

Specific Gravity
3.43-3.44  
3.03-3.18  

Fracture
Not Available  
Uneven, Irregular, Conchoidal  

Cleavage
None Observed  
{???} Indistinct  

Mohs Hardness
6.5-7  
7-7.5  

Chemical Composition
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references  
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)  

Optical Properties

Luster
Vitreous  
Vitreous  

Pleochroism
visible  
Very strong: pale yellow colorless  

Dispersion
Not Available  
0.02  
22

Transparency
Not Available  
Transparent  

Refractive Index
1.696-1.702  
1.614-1.666  

Optic Character
Not Available  
Not Available  

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

Birefringence
0.005  
0.014-0.032  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
Transparent  

Benefits

Physical
  
  

Neurological
Not Available  
Not Available  

Cardiovascular
Not Available  
Not Available  

Respiratory
Not Available  
Not Available  

Reproductive
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Not Available  

Digestive
Not Available  
Not Available  

Psychology
Not Available  
Not Available  

Healing
Not Available  
Not Available  

Qualities Associated
Not Available  
Not Available  

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Serendibite Vs Dravite Fracture

Fracture is an important parameter when you compare Serendibite and Dravite Physical Properties. It is necessary to understand the significance of these properties, before you compare Serendibite Vs Dravite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Dravite fracture is Uneven, Irregular and Conchoidal.

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Serendibite Vs Dravite Luster

A primary knowledge about Serendibite vs Dravite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Serendibite exhibits Vitreous luster. Dravite, on other hand, exhibits Vitreous luster.

Blue Gemstones

Blue Gemstones


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