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Hackmanite Vs Gedrite


Gedrite Vs Hackmanite


Astrology

Origin
Southern and central Africa  
Southern and central Africa  

Color
White, Colorless, Blue, Red, Green, Yellow, Violet, pink  
Brown, Green, gray, White  

Streak
-  
gray, White  

For which Rashi?
-  
-  

Planet
-  
-  

Element of Planets
-  
-  

Energy
-  
-  

How to Wear?
  
  

Finger
  
-  

Ring Metal
-  
-  

Deities
-  
-  

Not to wear with
-  
-  

Powers
-  
-  

Birthstone
  
  

Planetary
-  
-  

Talisman
-  
-  

Physical Properties

Tenacity
-  
-  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
2.27-2.33  
3.15-3.259  

Fracture
-  
-  

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

Mohs Hardness
5.5-6  
5.5-6  

Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)  
(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 to moderate  

Dispersion
0.03  
99+
0.02  
99+

Transparency
-  
Transparent  

Refractive Index
1.483-1.487  
1.625-1.718  

Optic Character
-  
-  

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

Birefringence
-9999  
-9999  

Clarity
Transparent  
Transparent  

Benefits

Physical
  
  

Neurological
-  
-  

Cardiovascular
-  
-  

Respiratory
Good  
-  

Reproductive
-  
-  

Digestive
-  
-  

Psychology
Transformation  
Focus  

Healing
Emotional healing  
-  

Qualities Associated
Transformation  
Protection  

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Hackmanite Vs Gedrite Fracture

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

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Hackmanite Vs Gedrite Luster

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

Semi Precious Gemstones

Semi Precious Gemstones


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