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Sapphire Vs Pollucite


Pollucite Vs Sapphire


Astrology

Origin
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA  
Afghanistan, Southern and central Africa  

Color
Colorless, Yellow, Green, Violet, White, Blue, Red, pink  
Grey, White, Colorless, gray, Pale pink, Blue  

Streak
-  
White  

For which Rashi?
Pisces, Taurus, Gemini, Libra  
-  

Planet
Saturn  
-  

Element of Planets
Water  
-  

Energy
-  
-  

How to Wear?
  
  

Finger
-  
-  

Ring Metal
-  
-  

Deities
Apollo  
-  

Not to wear with
-  
-  

Powers
Psychic Power  
-  

Birthstone
  
  

Planetary
-  
-  

Talisman
-  
-  

Physical Properties

Tenacity
-  
Brittle  

Solubility
insoluble  
Readily soluble in HF  

Durability
-  
-  

Specific Gravity
3.95-4.03  
2.86-2.94  

Fracture
Uneven  
Conchoidal, Uneven  

Cleavage
None, but may exhibit parting  
None observed  

Mohs Hardness
9  
6.5-7  

Chemical Composition
Al 2 O 3  
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references  

Optical Properties

Luster
Vitreous, Adamantine  
Vitreous, Greasy  

Pleochroism
Strong  
-  

Dispersion
0.02  
99+
0.01  
99+

Transparency
Transparent, Translucent, Transparent to opaque  
Transparent, Translucent  

Refractive Index
1.762-1.788  
1.517-1.525  

Optic Character
-  
-  

Crystal System
Trigonal  
Isometric  

Birefringence
0.008-0.009  
-9999  

Clarity
Transparent  
Transparent  

Benefits

Physical
  
  

Neurological
Enhances mental clarity and focus  
-  

Cardiovascular
-  
-  

Respiratory
Good  
Good  

Reproductive
-  
-  

Digestive
-  
-  

Psychology
Intuition  
-  

Healing
Emotional healing  
-  

Qualities Associated
Wisdom  
Harmony  

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Sapphire Vs Pollucite Fracture

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

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Sapphire Vs Pollucite Luster

A primary knowledge about Sapphire vs Pollucite 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. Sapphire exhibits Vitreous and Adamantine luster. Pollucite, on other hand, exhibits Vitreous and Greasy luster.

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