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Vivianite Vs Taaffeite


Taaffeite Vs Vivianite


Astrology

Origin
Southern and central Africa  
Tanzania, Sri Lanka, China  

Color
Blue, Green, Colorless  
Colorless  

Streak
White  
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
2.64-2.70  
3.60-3.61  

Fracture
-  
Conchoidal  

Cleavage
{010} Perfect  
Imperfect/fair/absent  

Mohs Hardness
-9999  
8-8.5  

Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.  
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references  

Optical Properties

Luster
Vitreous, Pearly  
Vitreous  

Pleochroism
Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael O’Donoghue  
Weak  

Dispersion
0.03  
99+
0.02  
99+

Transparency
Transparent  
-  

Refractive Index
1.560-1.640  
1.70-1.73  

Optic Character
-  
-  

Crystal System
-  
Hexagonal  

Birefringence
0.054-0.075  
0.055  

Clarity
Transparent  
-  

Benefits

Physical
  
  

Neurological
Enhances mental clarity and focus  
-  

Cardiovascular
-  
-  

Respiratory
Good  
Good  

Reproductive
-  
-  

Digestive
-  
-  

Psychology
Hope  
Transformation  

Healing
Emotional healing  
Physical healing  

Qualities Associated
Transformation  
Spiritual Growth  

Astrology >>
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Vivianite Vs Taaffeite Fracture

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

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Vivianite Vs Taaffeite Luster

A primary knowledge about Vivianite vs Taaffeite 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. Vivianite exhibits Vitreous and Pearly luster. Taaffeite, on other hand, exhibits Vitreous luster.

Blue Gemstones

Blue Gemstones


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