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Pearl Vs Opal


Opal Vs Pearl


Astrology

Origin
Australia   
Ethiopia   

Color
Green, Blue   
Yellow, White, Red, Brown, Blue   

Streak
White   
White   

For which Rashi?
Cancer, Gemini, Cancer, Gemini, Cancer, Gemini   
Cancer, Libra, Scorpio, Cancer, Libra, Scorpio, Cancer, Libra, Scorpio   

Planet
Moon   
Mercury   

Element of Planets
Water   
Earth, Air, Water   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
Not Available   
Not Available   

Energy
Receptive   
Projective, Receptive   

Deities
Venus   
Cupid   

Not to wear with
Not Available   
Not Available   

Powers
Protection, Love, Money   
Astral Projection, Psychicism   

Birthstone
  
  

Planetary
Not Available   
Not Available   

Talisman
Not Available   
Not Available   

Physical Properties

Tenacity
Not Available   
BrittleWalter Schumann   

Solubility
Not Available   
hot salt water   

Durability
Not Available   
Not Available   

Specific Gravity
2.60-2.85   
1.98-2.25   

Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)   
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Brittle   

Cleavage
none   
None   

Mohs Hardness
2.5-4.5   
5-6.5   

Chemical Composition
Not Available   
SiO2 · nH2O   

Optical Properties

Luster
Pearly   
Vitreous, Pearly   

Pleochroism
AbsentWalter Schumann   
None   

Dispersion
None   
None   

Transparency
Translucent, Opaque   
Transparent, Translucent, Transparent to translucent   

Refractive Index
1.52-1.66   
1.37-1.52   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Trigonal   

Birefringence
0.156   
Not Available   

Clarity
Translucent   
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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Pearl Vs Opal Fracture

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

Compare Blue Gemstones

Pearl Vs Opal Luster

A primary knowledge about Pearl vs Opal 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. Pearl exhibits Pearly luster. Opal, on other hand, exhibits Pearly and Vitreous luster.

Blue Gemstones

Blue Gemstones


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