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Povondraite Vs Taaffeite


Taaffeite Vs Povondraite


Astrology

Origin
-  
Tanzania, Sri Lanka, China  

Color
Brownish, Black  
Colorless  

Streak
Brown  
White  

For which Rashi?
-  
-  

Planet
-  
-  

Element of Planets
-  
-  

Energy
-  
-  

How to Wear?
  
  

Finger
-  
-  

Ring Metal
-  
-  

Deities
-  
-  

Not to wear with
-  
-  

Powers
-  
-  

Birthstone
  
  

Planetary
-  
-  

Talisman
-  
-  

Physical Properties

Tenacity
-  
-  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
3.26  
3.60-3.61  

Fracture
Uneven  
Conchoidal  

Cleavage
None  
Imperfect/fair/absent  

Mohs Hardness
-9999  
8-8.5  

Chemical Composition
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)  
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references  

Optical Properties

Luster
Resinous  
Vitreous  

Pleochroism
Strong: yellow-brown  
Weak  

Dispersion
0.02  
99+
0.02  
99+

Transparency
Translucent  
-  

Refractive Index
-9999  
1.70-1.73  

Optic Character
-  
-  

Crystal System
-  
Hexagonal  

Birefringence
-9999  
0.055  

Clarity
Translucent  
-  

Benefits

Physical
  
  

Neurological
-  
-  

Cardiovascular
-  
-  

Respiratory
-  
Good  

Reproductive
-  
-  

Digestive
-  
-  

Psychology
-  
Transformation  

Healing
-  
Physical healing  

Qualities Associated
Protection  
Spiritual Growth  

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Povondraite Vs Taaffeite Fracture

Fracture is an important parameter when you compare Povondraite and Taaffeite Physical Properties. It is necessary to understand the significance of these properties, before you compare Povondraite Vs Taaffeite 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. Fracture observed in Povondraite is Uneven. Taaffeite fracture is Conchoidal.

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Povondraite Vs Taaffeite Luster

A primary knowledge about Povondraite vs Taaffeite 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. Povondraite exhibits Resinous luster. Taaffeite, on other hand, exhibits Vitreous luster.

Brown Gemstones

Brown Gemstones


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