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Gahnite Vs Cryolite


Cryolite Vs Gahnite


Astrology

Origin
Australia  
Not Available  

Color
Blue, Green, Greenish, Black  
Colorless, White, Brownish, Reddish, Black, gray, Brown  

Streak
Grey, gray  
White  

For which Rashi?
Not Available  
Not Available  

Planet
Not Available  
Not Available  

Element of Planets
Not Available  
Not Available  

Energy
Not Available  
Not Available  

How to Wear?
  
  

Finger
Not Available  
Not Available  

Ring Metal
Not Available  
Not Available  

Deities
Not Available  
Not Available  

Not to wear with
Not Available  
Not Available  

Powers
Not Available  
Not Available  

Birthstone
  
  

Planetary
Not Available  
Not Available  

Talisman
Not Available  
Not Available  

Physical Properties

Tenacity
Not Available  
Brittle  

Solubility
Not Available  
Soluble  

Durability
Not Available  
Not Available  

Specific Gravity
4.00-4.62  
2.97  

Fracture
Conchoidal, Uneven  
Uneven  

Cleavage
Indistinct parting on [111]  
None observed  

Mohs Hardness
7.5-8  
2.5  

Chemical Composition
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)  
Na 3AlF 6Ulrich Henn and Claudio C.  

Optical Properties

Luster
Vitreous  
Vitreous, Greasy, Pearly  

Pleochroism
Not Available  
colorless.  

Dispersion
Not Available  
Not Available  

Transparency
Gemmological Tables (2004) More from other references  
Gemmological Tables (2004) More from other references  

Refractive Index
1.790-1.818  
1.338-1.339  

Optic Character
Not Available  
Not Available  

Crystal System
cubic  
monoclinic  

Birefringence
Not Available  
0.001  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
TransparentUlrich Henn and Claudio C. Milisenda  

Benefits

Physical
  
  

Neurological
Not Available  
Not Available  

Cardiovascular
Not Available  
Not Available  

Respiratory
Not Available  
Not Available  

Reproductive
Not Available  
Not Available  

Digestive
Not Available  
Not Available  

Psychology
Not Available  
Not Available  

Healing
Not Available  
Not Available  

Qualities Associated
Not Available  
Not Available  

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Gahnite Vs Cryolite Fracture

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

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Gahnite Vs Cryolite Luster

A primary knowledge about Gahnite vs Cryolite 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. Cryolite, on other hand, exhibits Vitreous, Greasy and Pearly luster.

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