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Cobaltite Vs Poudretteite


Poudretteite Vs Cobaltite


Astrology

Origin
Canada  
Canada, Southern and central Africa  

Color
Reddish, White, Violet, gray, Black  
Violet, Colorless, pink  

Streak
Black  
White  

For which Rashi?
Not Available  
Not Available  

Planet
Not Available  
Not Available  

Element of Planets
Not Available  
Not Available  

Energy
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Not Available  

How to Wear?
  
  

Finger
Not Available  
Not Available  

Ring Metal
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Not Available  

Deities
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Not Available  

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  
Brittle  

Solubility
Not Available  
Not Available  

Durability
Not Available  
Not Available  

Specific Gravity
6.3  
2.51-2.53  

Fracture
UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic  
Conchoidal, Splintery  

Cleavage
{100} Good, {010} Good, {001} Good  
None  

Mohs Hardness
5.5  
5  

Chemical Composition
CoAsSAnthony et al , Handbook of mineralogy (2001)  
KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)  

Optical Properties

Luster
Not Available  
Vitreous  

Pleochroism
Very weak  
Colorless  

Dispersion
Not Available  
Not Available  

Transparency
Gems  
Gemmological Tables (2004) More from other references  

Refractive Index
Not Available  
1.511-1.532  

Optic Character
Not Available  
Not Available  

Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21  
Hexagonal  

Birefringence
Not Available  
0.021  

Clarity
Gems  
TransparentUlrich Henn and Claudio C. Milisenda  

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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Cobaltite Vs Poudretteite Fracture

Fracture is an important parameter when you compare Cobaltite and Poudretteite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cobaltite Vs Poudretteite 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 Cobaltite is UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle and Metallic. Poudretteite fracture is Conchoidal and Splintery.

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Cobaltite Vs Poudretteite Luster

A primary knowledge about Cobaltite vs Poudretteite 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. Poudretteite, on other hand, exhibits Vitreous luster.

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