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Precious Opal Vs Gedrite


Gedrite Vs Precious Opal


Astrology

Origin
Australia   
Southern and central Africa   

Color
Yellow, Green, Blue   
Brown, Brown, Green, Green, gray, White   

Streak
Not Available   
gray, White, gray, White   

For which Rashi?
Not Available   
Not Available   

Planet
Not Available   
Not Available   

Element of Planets
Not Available   
Not Available   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
Not Available   
Not Available   

Energy
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   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.98-2.25   
3.15-3.259   

Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references   
Not Available   

Cleavage
Not Available   
Gedrite   Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.   

Mohs Hardness
5-6.5   
5.5-6   

Chemical Composition
SiO 2 · nH 2OGemdat.org , Management Team (2012)   
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)   

Optical Properties

Luster
Not Available   
Fibrous, Vitreous   

Pleochroism
AbsentWalter Schumann   
Weak to moderate   

Dispersion
None   
Not Available   

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.370-1.470   
1.625-1.718   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma   

Birefringence
Not Available   
Not Available   

Clarity
Transparent   
Transparent   

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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Precious Opal Vs Gedrite Fracture

Fracture is an important parameter when you compare Precious Opal and Gedrite Physical Properties. It is necessary to understand the significance of these properties, before you compare Precious Opal 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 Precious Opal is Conchoidal, Conchoidal and Gemstones of the world (2001) More from other references.

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Precious Opal Vs Gedrite Luster

A primary knowledge about Precious Opal 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. Gedrite, on other hand, exhibits Fibrous and Vitreous luster.

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