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Euclase Vs Hercynite


Hercynite Vs Euclase


Astrology

Origin
Brazil, Colombia, Southern and central Africa  
-  

Color
Greenish, Blue, Colorless, White, Green  
Yellow, Black  

Streak
White  
Green  

For which Rashi?
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-  

Planet
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Element of Planets
-  
-  

Energy
-  
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How to Wear?
  
  

Finger
-  
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Ring Metal
-  
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Deities
-  
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Not to wear with
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Powers
-  
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Birthstone
  
  

Planetary
-  
-  

Talisman
-  
-  

Physical Properties

Tenacity
-  
-  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
3.08-3.12  
4.39  

Fracture
ConchoidalWalter Schumann  
Uneven  

Cleavage
{010} Perfect  
{111} Indistinct, {111} Indistinct, {111} Indistinct  

Mohs Hardness
7.5  
7.5-8  

Chemical Composition
BeAlSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references  
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)  

Optical Properties

Luster
Vitreous  
Vitreous  

Pleochroism
Weak: colorless-(greenish) yellow  
-  

Dispersion
0.02  
99+
0.03  
99+

Transparency
-  
Translucent  

Refractive Index
1.650-1.677  
1.80-1.83  

Optic Character
-  
-  

Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a  
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m  

Birefringence
0.019-0.025  
-9999  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
Translucent  

Benefits

Physical
  
  

Neurological
Enhances mental clarity and focus  
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Cardiovascular
-  
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Respiratory
Good  
Good  

Reproductive
-  
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Digestive
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Psychology
Harmony  
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Healing
Emotional healing  
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Qualities Associated
Communication  
Balance  

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Euclase Vs Hercynite Fracture

Fracture is an important parameter when you compare Euclase and Hercynite Physical Properties. It is necessary to understand the significance of these properties, before you compare Euclase Vs Hercynite 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 Euclase is ConchoidalWalter Schumann. Hercynite fracture is Uneven.

Compare Green Gemstones

Euclase Vs Hercynite Luster

A primary knowledge about Euclase vs Hercynite 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. Euclase exhibits Vitreous luster. Hercynite, on other hand, exhibits Vitreous luster.

Green Gemstones

Green Gemstones


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