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Cavansite Vs Povondraite


Povondraite Vs Cavansite


Astrology

Origin
India  
-  

Color
Blue, Greenish  
Brownish, Black  

Streak
Blue, White  
Brown  

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
Brittle  
-  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
2.25-2.33  
3.26  

Fracture
-  
Uneven  

Cleavage
Good on {010}  
None  

Mohs Hardness
3-4  
-9999  

Chemical Composition
Ca(VO)Si4O10•4(H2O)  
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)  

Optical Properties

Luster
Vitreous, Pearly  
Resinous  

Pleochroism
Visible: X=Z= colorless Y= blue  
Strong: yellow-brown  

Dispersion
0.04  
33
0.02  
99+

Transparency
-  
Translucent  

Refractive Index
1.542  
-9999  

Optic Character
-  
-  

Crystal System
Orthorhombic  
-  

Birefringence
0.009  
-9999  

Clarity
-  
Translucent  

Benefits

Physical
  
  

Neurological
Enhances mental clarity and focus  
-  

Cardiovascular
Supports heart health  
-  

Respiratory
Good  
-  

Reproductive
-  
-  

Digestive
-  
-  

Psychology
Communication  
-  

Healing
Emotional healing  
-  

Qualities Associated
Communication  
Protection  

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Cavansite Vs Povondraite Fracture

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

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Cavansite Vs Povondraite Luster

A primary knowledge about Cavansite vs Povondraite 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. Cavansite exhibits Vitreous and Pearly luster. Povondraite, on other hand, exhibits Resinous luster.

Blue Gemstones

Blue Gemstones


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