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Xenotime Vs Pyrargyrite


Pyrargyrite Vs Xenotime


Astrology

Origin
Not Available  
Mexico  

Color
Not Available  
Black, Red  

Streak
Not Available  
Red  

For which Rashi?
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Planet
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Element of Planets
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Not Available  

Energy
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How to Wear?
  
  

Finger
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Ring Metal
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Deities
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Not to wear with
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Powers
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Birthstone
  
  

Planetary
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Talisman
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Physical Properties

Tenacity
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Brittle  

Solubility
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Not Available  

Durability
Not Available  
Not Available  

Specific Gravity
4.30-5.10  
5.85  

Fracture
Not Available  
Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle  

Cleavage
Not Available  
Distinct on {10 1 1}, imperfect on {01 1 2}  

Mohs Hardness
4-5  
2.5-3  

Chemical Composition
YPO 4Ulrich Henn and Claudio C.  
Ag 3SbS 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references  

Optical Properties

Luster
Not Available  
Adamantine  

Pleochroism
Not Available  
Distinct  

Dispersion
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Not Available  

Transparency
Gemmological Tables (2004)  
Translucent  

Refractive Index
1.720-1.827  
2.881-3.084  

Optic Character
Not Available  
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Crystal System
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Trigonal  

Birefringence
0.095  
0.203  

Clarity
Gemmological Tables (2004)  
Translucent  

Benefits

Physical
  
  

Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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Healing
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Qualities Associated
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Xenotime Vs Pyrargyrite Fracture

Fracture is an important parameter when you compare Xenotime and Pyrargyrite Physical Properties. It is necessary to understand the significance of these properties, before you compare Xenotime Vs Pyrargyrite 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. Pyrargyrite fracture is Conchoidal, Uneven, ConchoidalArthur Thomas and Brittle.

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Xenotime Vs Pyrargyrite Luster

A primary knowledge about Xenotime vs Pyrargyrite 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. Pyrargyrite, on other hand, exhibits Adamantine luster.

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Black Gemstones


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