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Demantoid Vs Pyrophyllite


Pyrophyllite Vs Demantoid


Astrology

Origin
Italy   
Brazil   

Color
Green   
White, Blue, Yellow, Brown, Green, Brownish, Greenish, gray   

Streak
Not Available   
White   

For which Rashi?
Not Available   
Not Available   

Planet
Not Available   
Not Available   

Element of Planets
Not Available   
Not Available   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
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Not Available   

Energy
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Not Available   

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
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.77-3.95   
2.65-2.90   

Fracture
Not Available   
Gemstones (2009), Flexible Flexible fragments.   

Cleavage
Not Available   
{001} Perfect   

Mohs Hardness
6.5   
Not Available   

Chemical Composition
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.   
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties

Luster
Adamantine   
Pearly   

Pleochroism
None   
NilArthur Thomas   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004)   
Translucent   

Refractive Index
1.880-1.890   
1.534-1.601   

Optic Character
Not Available   
Not Available   

Crystal System
cubic   
Not Available   

Birefringence
Not Available   
0.050   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
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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Demantoid Vs Pyrophyllite Fracture

Fracture is an important parameter when you compare Demantoid and Pyrophyllite Physical Properties. It is necessary to understand the significance of these properties, before you compare Demantoid Vs Pyrophyllite 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. Pyrophyllite fracture is Flexible Flexible fragments. and Gemstones (2009).

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Demantoid Vs Pyrophyllite Luster

A primary knowledge about Demantoid vs Pyrophyllite 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. Demantoid exhibits Adamantine luster. Pyrophyllite, on other hand, exhibits Pearly luster.

Green Gemstones

Green Gemstones


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