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Gahnite Vs Eosphorite


Eosphorite Vs Gahnite


Astrology

Origin
Australia  
Brazil  

Color
Blue, Green, Greenish, Black  
Yellow, pink  

Streak
Grey, gray  
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
Not Available  
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
4.00-4.62  
3.05-3.08  

Fracture
Conchoidal, Uneven  
Subconchoidal, Uneven, Conchoidal  

Cleavage
Indistinct parting on [111]  
Poor on {100}  

Mohs Hardness
7.5-8  
5  

Chemical Composition
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)  
Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)  

Optical Properties

Luster
Vitreous  
Vitreous, Resinous  

Pleochroism
Not Available  
Visible: X = yellow; Y = pink; Z = pale pink to colorless  

Dispersion
Not Available  
Not Available  

Transparency
Gemmological Tables (2004) More from other references  
Transparent  

Refractive Index
1.790-1.818  
1.639-1.672  

Optic Character
Not Available  
Not Available  

Crystal System
cubic  
Orthorhombic  

Birefringence
Not Available  
0.029-0.032  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
Transparent  

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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Gahnite Vs Eosphorite Fracture

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

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Gahnite Vs Eosphorite Luster

A primary knowledge about Gahnite vs Eosphorite 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. Gahnite exhibits Vitreous luster. Eosphorite, on other hand, exhibits Vitreous and Resinous luster.

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