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Sugilite Vs Astrophyllite


Astrophyllite Vs Sugilite


Astrology

Origin
Canada, Southern and central Africa, Italy, Australia, India   
Canada, Russia   

Color
Violet, Brownish, Yellow, Reddish, Pale pink   
Brown, Yellow, Greenish, Brown, Yellow, Greenish, Brown, Brownish, Red, Yellow   

Streak
White   
Brown, White, Brown, White   

For which Rashi?
Virgo   
Not Available   

Planet
Mercury, Jupiter   
Not Available   

Element of Planets
Water   
Not Available   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
Not Available   
Not Available   

Energy
Receptive   
Not Available   

Deities
The All   
Not Available   

Not to wear with
Not Available   
Not Available   

Powers
Not Available   
Not Available   

Birthstone
  
  

Planetary
All   
Not Available   

Talisman
Not Available   
Not Available   

Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.69-2.79   
3.2-3.4   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Uneven, Brittle, Metallic   

Cleavage
Poor on {0001}   
Perfect on [001] imperfect on [100]   

Mohs Hardness
5.5-6.5   
3   

Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)   

Optical Properties

Luster
Vitreous   
Greasy, Pearly   

Pleochroism
Weak   
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Translucent   

Refractive Index
1.607-1.612   
1.678-1.758   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Triclinic   

Birefringence
0.003   
0.050   

Clarity
Translucent   
Translucent   

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   
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Healing
Not Available   
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Qualities Associated
Not Available   
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Sugilite Vs Astrophyllite Fracture

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

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Sugilite Vs Astrophyllite Luster

A primary knowledge about Sugilite vs Astrophyllite 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. Sugilite exhibits Vitreous luster. Astrophyllite, on other hand, exhibits Greasy and Pearly luster.

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