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Ruby Vs Petalite


Petalite Vs Ruby


Astrology

Origin
Burma, Sri Lanka, Thailand, Cambodia, Vietnam, Madagascar, Tanzania, Kenya   
Canada, USA, Brazil, Italy, Mozambique, Zimbabwe, Russia, Burma, Australia   

Color
Red, pink, Red   
Colorless, gray, Yellow, White   

Streak
White   
Colorless   

For which Rashi?
Leo, Scorpio, Cancer, Sagittarius, Leo, Scorpio, Cancer, Sagittarius, Leo, Scorpio, Cancer, Sagittarius   
Not Available   

Planet
Mars   
Not Available   

Element of Planets
Not Available   
Not Available   

How to Wear?
  
  

Finger
Ring Finger   
Not Available   

Ring Metal
Gold, Copper, Gold, Copper   
Not Available   

Energy
Projective   
Not Available   

Deities
Buddha, Krishna   
Not Available   

Not to wear with
Ruby, Blue Sapphire, Diamond, Gomedh, Ruby, Blue Sapphire, Diamond, Gomedh   
Not Available   

Powers
Wealth, Joy   
Not Available   

Birthstone
  
  

Planetary
Not Available   
Not Available   

Talisman
Pisces   
Not Available   

Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
insoluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.97-4.05   
2.40   

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

Cleavage
No true cleavage   
Perfect on {001}, poor on {201} with 38.5° angle between the two   

Mohs Hardness
9   
6-6.5   

Chemical Composition
Al 2 O 3   
LiAlSi 4O 10Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties

Luster
Vitreous, Adamantine, Vitreous, Adamantine   
Vitreous, Pearly   

Pleochroism
Strong: purplish-red   
AbsentWalter Schumann   

Dispersion
0.02   
21
0.01   
25

Transparency
Transparent, Translucent, Transparent to opaque   
Gemmological Tables (2004) More from other references   

Refractive Index
1.762-1.778   
1.502-1.523   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
monoclinic   

Birefringence
0.008   
0.012-0.016   

Clarity
Transparent   
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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Ruby Vs Petalite Fracture

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

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Ruby Vs Petalite Luster

A primary knowledge about Ruby vs Petalite 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. Ruby exhibits Adamantine, Adamantine, Vitreous and Vitreous luster. Petalite, on other hand, exhibits Pearly and Vitreous luster.

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