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Almandine Vs Pectolite


Pectolite Vs Almandine


Astrology

Origin
Austria, Brazil, Canada, India, Madagascar, Russia, Sri Lanka, USA   
Canada, Southern and central Africa   

Color
Red, Brown, Brownish, Red, Red, Black, Brown, Brownish, Red, Red, Black, Brown, Brownish, Red, Red, Black   
Colorless, White, gray, pink, Green   

Streak
White   
White   

For which Rashi?
Not Available   
Not Available   

Planet
Not Available   
Not Available   

Element of Planets
Not Available   
Not Available   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
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Not Available   

Energy
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Not Available   

Deities
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Not to wear with
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Powers
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Birthstone
  
  

Planetary
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Talisman
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Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.30   
2.74-2.90   

Fracture
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal   
Uneven, Gemstones (2009), Splintery   

Cleavage
none   
Perfect on {100} and {001}   

Mohs Hardness
7-7.5   
4.5-5   

Chemical Composition
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)   
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.   

Optical Properties

Luster
Greasy, Vitreous   
Silky   

Pleochroism
None   
NilArthur Thomas   

Dispersion
0.03   
15
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Transparent   

Refractive Index
1.770-1.820   
1.595-1.645   

Optic Character
Not Available   
Not Available   

Crystal System
cubic   
Triclinic   

Birefringence
Not Available   
0.028-0.038   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Transparent   

Benefits

Physical
  
  

Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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Healing
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Qualities Associated
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Almandine Vs Pectolite Fracture

Fracture is an important parameter when you compare Almandine and Pectolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Almandine Vs Pectolite 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 Almandine is Brittle, Brittle, Brittle, Conchoidal, Conchoidal, Conchoidal, Conchoidal, ConchoidalArthur Thomas and Gemstones (2009). Pectolite fracture is Gemstones (2009), Splintery and Uneven.

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Almandine Vs Pectolite Luster

A primary knowledge about Almandine vs Pectolite 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. Almandine exhibits Greasy and Vitreous luster. Pectolite, on other hand, exhibits Silky luster.

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