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Mellite Vs Gedrite


Gedrite Vs Mellite


Astrology

Origin
Southern and central Africa  
Southern and central Africa  

Color
Brown, Brownish, White, Colorless, Yellow  
Brown, Green, gray, White  

Streak
White  
gray, White  

For which Rashi?
-  
-  

Planet
-  
-  

Element of Planets
-  
-  

Energy
-  
-  

How to Wear?
  
  

Finger
-  
-  

Ring Metal
-  
-  

Deities
-  
-  

Not to wear with
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-  

Powers
-  
-  

Birthstone
  
  

Planetary
-  
-  

Talisman
-  
-  

Physical Properties

Tenacity
-  
-  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
1.58-1.60  
3.15-3.259  

Fracture
Conchoidal  
-  

Cleavage
{011} Imperfect  
Gedrite   Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.  

Mohs Hardness
2  
5.5-6  

Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.  
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)  

Optical Properties

Luster
Vitreous  
Vitreous  

Pleochroism
Weak: yellowish brown yellowAnthony et al  
Weak to moderate  

Dispersion
0.01  
99+
0.02  
99+

Transparency
-  
Transparent  

Refractive Index
1.509-1.541  
1.625-1.718  

Optic Character
-  
-  

Crystal System
-  
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma  

Birefringence
0.030  
-9999  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
Transparent  

Benefits

Physical
  
  

Neurological
-  
-  

Cardiovascular
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-  

Respiratory
Good  
-  

Reproductive
-  
-  

Digestive
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-  

Psychology
Happiness  
Focus  

Healing
Emotional healing  
-  

Qualities Associated
Abundance  
Protection  

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Mellite Vs Gedrite Fracture

Fracture is an important parameter when you compare Mellite and Gedrite Physical Properties. It is necessary to understand the significance of these properties, before you compare Mellite Vs Gedrite 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 Mellite is Conchoidal.

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Mellite Vs Gedrite Luster

A primary knowledge about Mellite vs Gedrite 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. Mellite exhibits Vitreous luster. Gedrite, on other hand, exhibits Vitreous luster.

Brown Gemstones

Brown Gemstones


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